{"id":40713,"date":"2024-08-18T13:11:47","date_gmt":"2024-08-18T13:11:47","guid":{"rendered":"https:\/\/beststringer.com\/professional-tennis-stringer-pts-certification\/"},"modified":"2025-09-25T05:17:50","modified_gmt":"2025-09-25T05:17:50","slug":"professional-tennis-stringer-pts-certification","status":"publish","type":"page","link":"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/","title":{"rendered":"Ch\u1ee9ng Nh\u1eadn Professional Tennis Stringer (PTS)"},"content":{"rendered":"<div class=\"gb-container gb-container-f66bc834\">\n<div class=\"gb-container gb-container-3423e27e\">\n<div class=\"gb-container gb-container-4ea2fbf1\">\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Topics<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #ffffff;color:#ffffff\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #ffffff;color:#ffffff\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Ban_se_hoc_duoc_gi_khi_tro_thanh_Tho_dan_vot_Tennis_Chuyen_nghiep\">B\u1ea1n s\u1ebd h\u1ecdc \u0111\u01b0\u1ee3c g\u00ec khi tr\u1edf th\u00e0nh Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Yeu_cau_doi_voi_Chung_nhan_Tho_dan_vot_Tennis_Chuyen_nghiep_PTS\">Y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi Ch\u1ee9ng nh\u1eadn Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p (PTS)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Phan_thi_Ly_thuyet_PTS\">Ph\u1ea7n thi L\u00fd thuy\u1ebft (PTS)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Phan_thi_Thuc_hanh_Dan_cuoc_PTS\">Ph\u1ea7n thi Th\u1ef1c h\u00e0nh \u0110an c\u01b0\u1edbc (PTS)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Tieu_chi_Danh_gia\">Ti\u00eau ch\u00ed \u0110\u00e1nh gi\u00e1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Cap_Chung_nhan\">C\u1ea5p Ch\u1ee9ng nh\u1eadn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Tong_quan_ve_Chung_nhan_PTS\">T\u1ed5ng quan v\u1ec1 Ch\u1ee9ng nh\u1eadn PTS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Nhung_diem_chinh_can_nho\">Nh\u1eefng \u0111i\u1ec3m ch\u00ednh c\u1ea7n nh\u1edb<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Cac_phuong_phap_dan_cuoc_nang_cao\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111an c\u01b0\u1edbc n\u00e2ng cao<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Pound_lbs_Tuy_chinh\">Pound (lbs) &#038; T\u00f9y ch\u1ec9nh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Tieu_chuan_chuyen_nghiep\">Ti\u00eau chu\u1ea9n chuy\u00ean nghi\u1ec7p<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#qquestion\">${q.question}<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Dan_cuoc_Tennis_Chung_nhan_Tho_dan_vot_Tennis_Chuyen_nghiep_PTS\">\u0110an c\u01b0\u1edbc Tennis: Ch\u1ee9ng nh\u1eadn Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p (PTS)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/#Ky_nang_Dan_cuoc_Vot_Tennis_Chuyen_nghiep\">K\u1ef9 n\u0103ng \u0110an c\u01b0\u1edbc V\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n\n<p class=\"gb-headline gb-headline-d07d49cf gb-headline-text\">Ch\u01b0\u01a1ng tr\u00ecnh ch\u1ee9ng nh\u1eadn Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p BSW \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c k\u1ef9 n\u0103ng n\u00e2ng cao trong vi\u1ec7c \u0111an c\u01b0\u1edbc v\u1ee3t tennis. Kh\u00f3a h\u1ecdc n\u00e0y x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng t\u1eeb ch\u01b0\u01a1ng tr\u00ecnh Th\u1ee3 \u0111an v\u1ee3t Tennis \u0111\u01b0\u1ee3c Ch\u1ee9ng nh\u1eadn (CTS), chu\u1ea9n b\u1ecb cho c\u00e1c th\u1ee3 \u0111an v\u1ee3t ph\u1ee5c v\u1ee5 c\u1ea3 ng\u01b0\u1eddi ch\u01a1i gi\u1ea3i tr\u00ed v\u00e0 v\u1eadn \u0111\u1ed9ng vi\u00ean thi \u0111\u1ea5u chuy\u00ean nghi\u1ec7p.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/beststringer.com\/wp-content\/uploads\/2025\/05\/Professional-Tennis-Stringer-PTS-Certification-Certified-Stringer-683x1024.jpg\" alt=\"Th\u1ee3 \u0111an v\u1ee3t chuy\u00ean nghi\u1ec7p (PTS) \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn - K\u1ef9 thu\u1eadt \u0111an c\u01b0\u1edbc v\u1ee3t tennis t\u1ea1i {{CITY_LOCAL}}\" class=\"wp-image-18106\" style=\"width:538px\" srcset=\"https:\/\/beststringer.com\/wp-content\/uploads\/2025\/05\/Professional-Tennis-Stringer-PTS-Certification-Certified-Stringer-683x1024.jpg 683w, https:\/\/beststringer.com\/wp-content\/uploads\/2025\/05\/Professional-Tennis-Stringer-PTS-Certification-Certified-Stringer-200x300.jpg 200w, https:\/\/beststringer.com\/wp-content\/uploads\/2025\/05\/Professional-Tennis-Stringer-PTS-Certification-Certified-Stringer-768x1152.jpg 768w, https:\/\/beststringer.com\/wp-content\/uploads\/2025\/05\/Professional-Tennis-Stringer-PTS-Certification-Certified-Stringer.jpg 1024w\" sizes=\"auto, (max-width: 683px) 100vw, 683px\" \/><\/figure>\n\n<\/div>\n<\/div>\n\n<div class=\"gb-container gb-container-0bc9ddf8\">\n<div class=\"gb-container gb-container-4a1593e5\">\n\n<h3 class=\"gb-headline gb-headline-f300e849 gb-headline-text\"><span class=\"ez-toc-section\" id=\"Ban_se_hoc_duoc_gi_khi_tro_thanh_Tho_dan_vot_Tennis_Chuyen_nghiep\"><\/span><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-global-color-9-color\">B\u1ea1n s\u1ebd h\u1ecdc \u0111\u01b0\u1ee3c g\u00ec<\/mark> khi tr\u1edf th\u00e0nh Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"gb-container gb-container-1e94798b\">\n\n<p>Ch\u01b0\u01a1ng tr\u00ecnh n\u00e0y s\u1ebd d\u1ea1y b\u1ea1n nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p m\u1edbi \u0111\u1ec3 chu\u1ea9n b\u1ecb v\u1ee3t tennis. B\u1ea1n s\u1ebd h\u1ecdc c\u00e1ch l\u00e0m cho v\u1ee3t ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n b\u1eb1ng c\u00e1c k\u1ef9 thu\u1eadt \u0111an c\u01b0\u1edbc \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng n\u1ed9i dung ch\u00ednh b\u1ea1n s\u1ebd h\u1ecdc:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hi\u1ec3u l\u00fd do t\u1ea1i sao c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111an c\u01b0\u1edbc kh\u00e1c nhau l\u1ea1i hi\u1ec7u qu\u1ea3<\/li>\n\n\n\n<li>H\u1ecdc c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh d\u00e2y c\u01b0\u1edbc v\u00e0 pound (lbs) cho c\u00e1c phong c\u00e1ch ch\u01a1i kh\u00e1c nhau<\/li>\n\n\n\n<li>S\u1eeda c\u00e1c l\u1ed7i \u0111an c\u01b0\u1edbc ph\u1ed5 bi\u1ebfn m\u00e0 ng\u01b0\u1eddi ch\u01a1i tr\u00ecnh \u0111\u1ed9 trung b\u00ecnh v\u00e0 thi \u0111\u1ea5u th\u01b0\u1eddng g\u1eb7p<\/li>\n\n\n\n<li>\u0110\u01b0a ra l\u1eddi khuy\u00ean t\u1ed1t h\u01a1n v\u1ec1 vi\u1ec7c \u0111an c\u01b0\u1edbc v\u1ee3t<\/li>\n\n\n\n<li>T\u00ecm hi\u1ec3u t\u1ea5t c\u1ea3 v\u1ec1 c\u00e1c lo\u1ea1i d\u00e2y c\u01b0\u1edbc, c\u00f4ng ngh\u1ec7 v\u1ee3t v\u00e0 c\u00e1ch pound (lbs) \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1ed1i ch\u01a1i<\/li>\n\n\n\n<li>\u0110an v\u1ee3t nhanh h\u01a1n v\u00e0 t\u1ed1t h\u01a1n, \u0111\u1eb7c bi\u1ec7t cho c\u00e1c gi\u1ea3i \u0111\u1ea5u<\/li>\n<\/ul>\n\n\n\n<p>Ch\u01b0\u01a1ng tr\u00ecnh n\u00e0y gi\u00fap b\u1ea1n hi\u1ec3u c\u00e1ch c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111an c\u01b0\u1edbc kh\u00e1c nhau thay \u0111\u1ed5i hi\u1ec7u su\u1ea5t c\u1ee7a ng\u01b0\u1eddi ch\u01a1i. B\u1ea1n s\u1ebd kh\u00f4ng ch\u1ec9 tu\u00e2n theo c\u00e1c quy t\u1eafc v\u1ec1 pound (lbs) th\u00f4ng th\u01b0\u1eddng. Thay v\u00e0o \u0111\u00f3, b\u1ea1n s\u1ebd h\u1ecdc l\u00fd do t\u1ea1i sao m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p nh\u1ea5t \u0111\u1ecbnh l\u1ea1i hi\u1ec7u qu\u1ea3 h\u01a1n cho nh\u1eefng ng\u01b0\u1eddi ch\u01a1i kh\u00e1c nhau.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n\n<div class=\"gb-container gb-container-37db13f4\">\n<div class=\"gb-container gb-container-3021f73c\">\n\n<h3 class=\"gb-headline gb-headline-e5c79f72 gb-headline-text\"><span class=\"ez-toc-section\" id=\"Yeu_cau_doi_voi_Chung_nhan_Tho_dan_vot_Tennis_Chuyen_nghiep_PTS\"><\/span><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-global-color-9-color\">Y\u00eau c\u1ea7u<\/mark> \u0111\u1ed1i v\u1edbi Ch\u1ee9ng nh\u1eadn Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p (PTS)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0110\u1ec3 tham gia k\u1ef3 thi Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p, b\u1ea1n c\u1ea7n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u00e3 v\u01b0\u1ee3t qua k\u1ef3 thi Th\u1ee3 \u0111an v\u1ee3t Tennis \u0111\u01b0\u1ee3c Ch\u1ee9ng nh\u1eadn BSW (CTS) ho\u1eb7c m\u1ed9t ch\u1ee9ng ch\u1ec9 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng<\/li>\n\n\n\n<li>\u0110\u00e3 v\u01b0\u1ee3t qua k\u1ef3 thi C\u1ed1 v\u1ea5n D\u00e2y c\u01b0\u1edbc \u0111\u01b0\u1ee3c Ch\u1ee9ng nh\u1eadn BSW \u2013 Tennis (CSA-T)<\/li>\n\n\n\n<li>C\u00f3 \u00edt nh\u1ea5t 5 n\u0103m kinh nghi\u1ec7m \u0111an c\u01b0\u1edbc v\u1ee3t cho kh\u00e1ch h\u00e0ng<\/li>\n\n\n\n<li>S\u1edf h\u1eefu ho\u1eb7c c\u00f3 quy\u1ec1n s\u1eed d\u1ee5ng m\u00e1y \u0111an c\u01b0\u1edbc k\u1ef9 thu\u1eadt s\u1ed1 ch\u1ea5t l\u01b0\u1ee3ng cao<\/li>\n\n\n\n<li>Th\u1ec3 hi\u1ec7n s\u1ef1 th\u00e0nh th\u1ea1o trong c\u00e1c k\u1ef9 thu\u1eadt \u0111an c\u01b0\u1edbc tr\u01a1n tru<\/li>\n\n\n\n<li>Cung c\u1ea5p b\u1eb1ng ch\u1ee9ng v\u1ec1 vi\u1ec7c cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111an c\u01b0\u1edbc ch\u1ea5t l\u01b0\u1ee3ng cao, \u1ed5n \u0111\u1ecbnh cho ng\u01b0\u1eddi ch\u01a1i tennis<\/li>\n<\/ul>\n\n\n\n<p>N\u1ebfu b\u1ea1n \u0111\u00e1p \u1ee9ng t\u1ea5t c\u1ea3 c\u00e1c y\u00eau c\u1ea7u n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 tham gia k\u1ef3 thi <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-global-color-9-color\">Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p<\/mark><\/strong>.<\/p>\n\n<\/div>\n<\/div>\n\n<div class=\"gb-container gb-container-8072e76b\">\n<div class=\"gb-container gb-container-eabf3753\">\n\n<h3 class=\"gb-headline gb-headline-0ad93116 gb-headline-text\"><span class=\"ez-toc-section\" id=\"Phan_thi_Ly_thuyet_PTS\"><\/span><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-global-color-9-color\">Ph\u1ea7n thi<\/mark> L\u00fd thuy\u1ebft (PTS) <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>B\u00e0i thi vi\u1ebft chi\u1ebfm <strong>50%<\/strong> t\u1ed5ng \u0111i\u1ec3m c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p>B\u00e0i thi vi\u1ebft chi\u1ebfm m\u1ed9t n\u1eeda s\u1ed1 \u0111i\u1ec3m c\u1ee7a b\u1ea1n. B\u1ea1n s\u1ebd tr\u1ea3 l\u1eddi 100 c\u00e2u h\u1ecfi v\u1ec1 \u0111an c\u01b0\u1edbc v\u1ee3t tennis chuy\u00ean nghi\u1ec7p. C\u00e1c ch\u1ee7 \u0111\u1ec1 bao g\u1ed3m:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>C\u00e1c m\u1eabu \u0111an c\u01b0\u1edbc ph\u00f9 h\u1ee3p v\u00e0 c\u00e1ch ch\u00fang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u1ed1i ch\u01a1i<\/li>\n\n\n\n<li>C\u00e1c lo\u1ea1i d\u00e2y c\u01b0\u1edbc t\u1eeb c\u00e1c th\u01b0\u01a1ng hi\u1ec7u l\u1edbn nh\u01b0 Wilson, Babolat, Yonex, v\u00e0 Head<\/li>\n\n\n\n<li>T\u01b0 v\u1ea5n d\u00e2y c\u01b0\u1edbc v\u00e0 pound (lbs) cho ng\u01b0\u1eddi ch\u01a1i tr\u00ecnh \u0111\u1ed9 trung b\u00ecnh<\/li>\n\n\n\n<li>T\u00f9y ch\u1ec9nh d\u00e2y c\u01b0\u1edbc v\u00e0 pound (lbs) theo nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a ng\u01b0\u1eddi ch\u01a1i<\/li>\n\n\n\n<li>Ph\u00e2n t\u00edch l\u1ed1i ch\u01a1i c\u1ee7a m\u1ed9t v\u1eadn \u0111\u1ed9ng vi\u00ean v\u00e0 t\u00f9y ch\u1ec9nh v\u1ee3t c\u1ee7a h\u1ecd<\/li>\n\n\n\n<li>Gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111an c\u01b0\u1edbc cho kh\u00e1ch h\u00e0ng<\/li>\n\n\n\n<li>C\u00e1ch c\u00e1c lo\u1ea1i khung v\u1ee3t kh\u00e1c nhau \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c l\u1ef1a ch\u1ecdn d\u00e2y c\u01b0\u1edbc v\u00e0 pound (lbs)<\/li>\n\n\n\n<li>H\u1ed7 tr\u1ee3 ng\u01b0\u1eddi ch\u01a1i t\u1eeb tr\u00ecnh \u0111\u1ed9 trung b\u00ecnh \u0111\u1ebfn thi \u0111\u1ea5u<\/li>\n\n\n\n<li>Nhi\u1ec7m v\u1ee5 v\u00e0 tr\u00e1ch nhi\u1ec7m c\u1ee7a m\u1ed9t th\u1ee3 \u0111an v\u1ee3t chuy\u00ean nghi\u1ec7p<\/li>\n<\/ol>\n\n\n\n<p>B\u00e0i thi n\u00e0y ki\u1ec3m tra xem b\u1ea1n c\u00f3 th\u1ef1c s\u1ef1 hi\u1ec3u v\u1ec1 \u0111an c\u01b0\u1edbc tennis n\u00e2ng cao v\u00e0 c\u00e1ch h\u1ed7 tr\u1ee3 ng\u01b0\u1eddi ch\u01a1i \u1edf c\u00e1c c\u1ea5p \u0111\u1ed9 k\u1ef9 n\u0103ng kh\u00e1c nhau kh\u00f4ng.<\/p>\n\n\n\n<p>Ph\u1ea7n thi D\u1ecbch v\u1ee5 Kh\u00e1ch h\u00e0ng:<\/p>\n\n\n\n<p>B\u1ea1n c\u0169ng s\u1ebd th\u1ef1c hi\u1ec7n m\u1ed9t cu\u1ed9c trao \u0111\u1ed5i d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng gi\u1ea3 \u0111\u1ecbnh trong 10 ph\u00fat. Ph\u1ea7n thi n\u00e0y cho th\u1ea5y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1ch b\u1ea1n x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u \u0111an c\u01b0\u1edbc ph\u1ee9c t\u1ea1p<\/li>\n\n\n\n<li>C\u00e1ch b\u1ea1n t\u01b0 v\u1ea5n cho ng\u01b0\u1eddi ch\u01a1i tr\u00ecnh \u0111\u1ed9 trung b\u00ecnh v\u1ec1 d\u00e2y c\u01b0\u1edbc v\u00e0 pound (lbs)<\/li>\n<\/ul>\n\n<\/div>\n<\/div>\n\n<div class=\"gb-container gb-container-90ecf704\">\n<div class=\"gb-container gb-container-5939e332\">\n\n<h3 class=\"gb-headline gb-headline-fd44004c gb-headline-text\"><span class=\"ez-toc-section\" id=\"Phan_thi_Thuc_hanh_Dan_cuoc_PTS\"><\/span><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-global-color-9-color\">Ph\u1ea7n thi<\/mark> Th\u1ef1c h\u00e0nh \u0110an c\u01b0\u1edbc (PTS)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>50% c\u00f2n l\u1ea1i c\u1ee7a t\u1ed5ng \u0111i\u1ec3m \u0111\u1ebfn t\u1eeb vi\u1ec7c \u0111an c\u01b0\u1edbc v\u1ee3t \u0111\u1ec3 ho\u00e0n th\u00e0nh ch\u1ee9ng nh\u1eadn <strong>Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p<\/strong>. C\u00e1c \u1ee9ng vi\u00ean ph\u1ea3i th\u1ec3 hi\u1ec7n c\u00e1c k\u1ef9 n\u0103ng \u0111an c\u01b0\u1edbc chuy\u00ean nghi\u1ec7p sau \u0111\u00e2y. \u1ee8ng vi\u00ean s\u1ebd \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u:<\/p>\n\n\n\n<p>\u0110an b\u1ed1n c\u00e2y v\u1ee3t tennis:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hai c\u00e2y s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt 2 n\u00fat n\u00e2ng cao<\/li>\n\n\n\n<li>Hai c\u00e2y s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p 4 n\u00fat ph\u1ee9c t\u1ea1p ho\u1eb7c \u0111an c\u01b0\u1edbc hybrid<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi m\u1ed7i c\u00e2y v\u1ee3t, b\u1ea1n ph\u1ea3i:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Ho\u00e0n th\u00e0nh vi\u1ec7c \u0111an c\u01b0\u1edbc trong 35 ph\u00fat<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e2ng cao \u0111\u1ec3 chu\u1ea9n b\u1ecb khung v\u1ee3t<\/li>\n\n\n\n<li>\u0110an c\u01b0\u1edbc ch\u00ednh x\u00e1c m\u00e0 kh\u00f4ng l\u00e0m h\u1ecfng v\u1ee3t<\/li>\n\n\n\n<li>Gi\u1eef \u0111\u1ed9 c\u0103ng \u0111\u1ed9ng (dynamic tension) \u0111\u1ed3ng \u0111\u1ec1u (ch\u00eanh l\u1ec7ch kh\u00f4ng qu\u00e1 1DT khi ki\u1ec3m tra)<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111an c\u01b0\u1edbc n\u00e2ng cao, tr\u01a1n tru<\/li>\n<\/ol>\n\n<\/div>\n<\/div>\n\n\n<figure class=\"gb-block-image gb-block-image-90e2b109\"><img loading=\"lazy\" decoding=\"async\" width=\"1125\" height=\"595\" class=\"gb-image gb-image-90e2b109\" src=\"https:\/\/beststringer.com\/wp-content\/uploads\/2024\/10\/Professional-Tennis-Stringer-PTS-Certification-Best-Stringer-Worldwide-BSW.png\" alt=\"Ch\u1ee9ng nh\u1eadn Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p (PTS) t\u1eeb Best Stringer Worldwide (BSW) t\u1ea1i {{COUNTRY_LOCAL}}\" title=\"Ch\u1ee9ng nh\u1eadn Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p (PTS) t\u1eeb Best Stringer Worldwide (BSW)\" srcset=\"https:\/\/beststringer.com\/wp-content\/uploads\/2024\/10\/Professional-Tennis-Stringer-PTS-Certification-Best-Stringer-Worldwide-BSW.png 1125w, https:\/\/beststringer.com\/wp-content\/uploads\/2024\/10\/Professional-Tennis-Stringer-PTS-Certification-Best-Stringer-Worldwide-BSW-300x159.png 300w, https:\/\/beststringer.com\/wp-content\/uploads\/2024\/10\/Professional-Tennis-Stringer-PTS-Certification-Best-Stringer-Worldwide-BSW-1024x542.png 1024w, https:\/\/beststringer.com\/wp-content\/uploads\/2024\/10\/Professional-Tennis-Stringer-PTS-Certification-Best-Stringer-Worldwide-BSW-768x406.png 768w\" sizes=\"auto, (max-width: 1125px) 100vw, 1125px\" \/><\/figure>\n\n\n<div class=\"gb-container gb-container-bc7f3ef7\">\n<div class=\"gb-container gb-container-c402b7cb\">\n\n<h3 class=\"gb-headline gb-headline-9ac68257 gb-headline-text\"><span class=\"ez-toc-section\" id=\"Tieu_chi_Danh_gia\"><\/span><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-global-color-9-color\">Ti\u00eau ch\u00ed<\/mark> \u0110\u00e1nh gi\u00e1<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Gi\u00e1m \u0111\u1ecbnh vi\u00ean ch\u1ee9ng nh\u1eadn s\u1ebd \u0111\u00e1nh gi\u00e1 c\u00e1c ti\u00eau ch\u00ed sau:<\/p>\n\n\n\n<p>Ng\u01b0\u1eddi ch\u1ea5m b\u00e0i thi c\u1ee7a b\u1ea1n s\u1ebd ki\u1ec3m tra:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vi\u1ec7c b\u1ea1n s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111an c\u01b0\u1edbc ph\u00f9 h\u1ee3p m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n<\/li>\n\n\n\n<li>C\u1ea3m nh\u1eadn c\u1ee7a ng\u01b0\u1eddi ch\u01a1i v\u1ec1 c\u00e2y v\u1ee3t sau khi b\u1ea1n \u0111an<\/li>\n\n\n\n<li>M\u1ee9c \u0111\u1ed9 c\u1ea9n th\u1eadn c\u1ee7a b\u1ea1n khi x\u1eed l\u00fd khung v\u1ee3t v\u00e0 d\u00e2y c\u01b0\u1edbc<\/li>\n\n\n\n<li>Vi\u1ec7c b\u1ea1n ho\u00e0n th\u00e0nh m\u1ed7i c\u00e2y v\u1ee3t trong v\u00f2ng 35 ph\u00fat<\/li>\n\n\n\n<li>M\u1ee9c \u0111\u1ed9 hi\u1ec3u bi\u1ebft c\u1ee7a b\u1ea1n v\u1ec1 l\u00fd thuy\u1ebft \u0111an c\u01b0\u1edbc<\/li>\n\n\n\n<li>Kh\u1ea3 n\u0103ng giao ti\u1ebfp v\u00e0 h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng c\u1ee7a b\u1ea1n<\/li>\n<\/ul>\n\n<\/div>\n<\/div>\n\n<div class=\"gb-container gb-container-4afbca5d\">\n<div class=\"gb-container gb-container-4ad5da32\">\n\n<figure class=\"gb-block-image gb-block-image-92769f8f\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"610\" class=\"gb-image gb-image-92769f8f\" src=\"https:\/\/beststringer.com\/wp-content\/uploads\/2024\/08\/Professional-Tennis-Stringer-Certificate-Certification-by-Best-Stringer-Worldwide.jpg\" alt=\"M\u1eabu Ch\u1ee9ng ch\u1ec9 Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p \u0111\u01b0\u1ee3c c\u1ea5p b\u1edfi Best Stringer Worldwide t\u1ea1i {{COUNTRY_LOCAL}}\" title=\"M\u1eabu Ch\u1ee9ng ch\u1ec9 Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p \u0111\u01b0\u1ee3c c\u1ea5p b\u1edfi Best Stringer Worldwide\" srcset=\"https:\/\/beststringer.com\/wp-content\/uploads\/2024\/08\/Professional-Tennis-Stringer-Certificate-Certification-by-Best-Stringer-Worldwide.jpg 1000w, https:\/\/beststringer.com\/wp-content\/uploads\/2024\/08\/Professional-Tennis-Stringer-Certificate-Certification-by-Best-Stringer-Worldwide-300x183.jpg 300w, https:\/\/beststringer.com\/wp-content\/uploads\/2024\/08\/Professional-Tennis-Stringer-Certificate-Certification-by-Best-Stringer-Worldwide-768x468.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n<\/div>\n<\/div>\n\n<div class=\"gb-container gb-container-8ae3b9c0\">\n<div class=\"gb-container gb-container-0033085e\">\n\n<h3 class=\"gb-headline gb-headline-89f46c83 gb-headline-text\"><span class=\"ez-toc-section\" id=\"Cap_Chung_nhan\"><\/span><strong>C\u1ea5p <mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-global-color-9-color\">Ch\u1ee9ng nh\u1eadn<\/mark><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>N\u1ebfu b\u1ea1n v\u01b0\u1ee3t qua c\u1ea3 hai ph\u1ea7n thi l\u00fd thuy\u1ebft v\u00e0 th\u1ef1c h\u00e0nh, b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c ch\u1ee9ng ch\u1ec9 <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-global-color-9-color\">Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p<\/mark><\/strong> c\u1ee7a BSW. V\u0103n b\u1eb1ng ch\u00ednh th\u1ee9c n\u00e0y ch\u1ee9ng minh b\u1ea1n l\u00e0 m\u1ed9t th\u1ee3 \u0111an v\u1ee3t tennis n\u00e2ng cao. BSW s\u1ebd g\u1eedi ch\u1ee9ng ch\u1ec9 n\u00e0y cho b\u1ea1n t\u1eeb v\u0103n ph\u00f2ng ch\u00ednh c\u1ee7a h\u1ecd. Vi\u1ec7c c\u1ea5p c\u00e1c ch\u1ee9ng ch\u1ec9 n\u00e0y nh\u1eb1m c\u00f4ng nh\u1eadn nh\u1eefng th\u1ee3 \u0111an v\u1ee3t c\u00f3 tay ngh\u1ec1 v\u00e0 gi\u00fap c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng \u0111an c\u01b0\u1edbc v\u1ee3t tennis tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/p>\n\n\n\n<p>Ch\u01b0\u01a1ng tr\u00ecnh n\u00e0y trang b\u1ecb cho b\u1ea1n nh\u1eefng k\u1ef9 n\u0103ng \u0111\u1ec3 l\u00e0m vi\u1ec7c trong m\u00f4i tr\u01b0\u1eddng tennis chuy\u00ean nghi\u1ec7p. B\u1ea1n s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 c\u1ea3 ng\u01b0\u1eddi ch\u01a1i th\u00f4ng th\u01b0\u1eddng v\u00e0 v\u1eadn \u0111\u1ed9ng vi\u00ean thi \u0111\u1ea5u. BSW mong mu\u1ed1n \u0111\u1ea3m b\u1ea3o r\u1eb1ng ng\u01b0\u1eddi ch\u01a1i tennis \u1edf kh\u1eafp m\u1ecdi n\u01a1i \u0111\u1ec1u c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn c\u00e1c d\u1ecbch v\u1ee5 \u0111an c\u01b0\u1edbc ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"vi\">\n<head>\n  <meta charset=\"UTF-8\">\n  <meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n  <title>B\u00e0i tr\u1eafc nghi\u1ec7m Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p<\/title>\n  <style>\n    :root {\n      --primary: #1a75ff;\n      --primary-light: #4d94ff;\n      --primary-dark: #0052cc;\n      --secondary: #e6f0ff;\n      --text: #333;\n      --light-text: #777;\n      --success: #28a745;\n      --error: #dc3545;\n      --white: #fff;\n    }\n    .bsw-quiz * {\n      margin: 0; padding: 0; box-sizing: border-box;\n      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;\n    }\n    .bsw-quiz .container {\n      max-width: 800px; margin: 0 auto; padding: 20px;\n    }\n    .bsw-quiz header {\n      text-align: center; margin-bottom: 30px; padding: 20px 0;\n      background: linear-gradient(135deg, var(--primary), var(--primary-light));\n      color: var(--white); border-radius: 10px; box-shadow: 0 4px 12px rgba(0,0,0,0.1);\n    }\n    .bsw-quiz header p { font-size: 16px; opacity: .9; }\n    .bsw-quiz .badge {\n      display: inline-block; background: var(--white);\n      color: var(--primary); padding: 5px 15px; border-radius: 20px;\n      font-weight: 600; margin-top: 10px; font-size: 14px;\n    }\n    .bsw-quiz .quiz-container {\n      background: var(--white); border-radius: 10px;\n      box-shadow: 0 4px 15px rgba(0,0,0,0.08);\n      padding: 30px; margin-bottom: 30px;\n    }\n    .bsw-quiz .quiz-header {\n      display: flex; justify-content: space-between; align-items: center;\n      margin-bottom: 25px; padding-bottom: 15px; border-bottom: 1px solid #eee;\n    }\n    .bsw-quiz .quiz-header h3 {\n      font-weight: 600; color: var(--primary-dark);\n    }\n    .bsw-quiz .question-counter {\n      font-size: 16px; color: var(--light-text);\n    }\n    .bsw-quiz .progress-container {\n      width: 100%; height: 8px; background: #e6e6e6;\n      border-radius: 4px; margin-bottom: 25px; overflow: hidden;\n    }\n    .bsw-quiz .progress-bar {\n      height: 100%;\n      background: linear-gradient(to right, var(--primary-light), var(--primary));\n      border-radius: 4px; width: 0; transition: width .5s ease-in-out;\n    }\n    .bsw-quiz .question { margin-bottom: 25px; }\n    .bsw-quiz .question h3 {\n      font-size: 18px; font-weight: 600; margin-bottom: 15px;\n      color: var(--primary-dark);\n    }\n    .bsw-quiz .options { display: grid; gap: 12px; }\n    .bsw-quiz .option {\n      padding: 15px; background: var(--secondary);\n      border: 2px solid transparent; border-radius: 8px;\n      cursor: pointer; transition: all .2s ease; color: var(--text);\n    }\n    .bsw-quiz .option:hover {\n      background: #d9e6ff; border-color: var(--primary-light);\n    }\n    .bsw-quiz .option.selected {\n      background: var(--primary-light); color: var(--white);\n      border-color: var(--primary);\n    }\n    .bsw-quiz .option.correct {\n      background: var(--success); color: var(--white);\n      border-color: var(--success);\n    }\n    .bsw-quiz .option.incorrect {\n      background: var(--error); color: var(--white);\n      border-color: var(--error);\n    }\n    .bsw-quiz .feedback {\n      margin-top: 20px; padding: 15px; border-radius: 8px;\n      font-weight: 500; display: none;\n    }\n    .bsw-quiz .feedback.correct {\n      background: rgba(40,167,69,0.1); color: var(--success);\n      border: 1px solid rgba(40,167,69,0.2);\n    }\n    .bsw-quiz .feedback.incorrect {\n      background: rgba(220,53,69,0.1); color: var(--error);\n      border: 1px solid rgba(220,53,69,0.2);\n    }\n    .bsw-quiz .buttons {\n      display: flex; justify-content: space-between; margin-top: 25px;\n    }\n    .bsw-quiz .btn {\n      padding: 12px 25px; border: none; border-radius: 6px;\n      cursor: pointer; font-weight: 600; font-size: 16px;\n      transition: all .2s ease;\n    }\n    .bsw-quiz .btn-primary {\n      background: var(--primary); color: var(--white);\n    }\n    .bsw-quiz .btn-primary:hover {\n      background: var(--primary-dark);\n    }\n    .bsw-quiz .btn-secondary {\n      background: var(--secondary); color: var(--primary-dark);\n    }\n    .bsw-quiz .btn-secondary:hover {\n      background: #d9e6ff;\n    }\n    .bsw-quiz .btn:disabled {\n      opacity: .6; cursor: not-allowed;\n    }\n    .bsw-quiz .result-container {\n      display: none; text-align: center; padding: 30px;\n      background: var(--white); border-radius: 10px;\n      box-shadow: 0 4px 15px rgba(0,0,0,0.08);\n    }\n    .bsw-quiz .result-icon {\n      font-size: 60px; color: var(--primary); margin-bottom: 20px;\n    }\n    .bsw-quiz .result-score {\n      font-size: 24px; font-weight: 700; margin-bottom: 15px;\n      color: var(--primary-dark);\n    }\n    .bsw-quiz .result-message {\n      font-size: 18px; margin-bottom: 25px; color: var(--text);\n    }\n    .bsw-quiz .certification-levels {\n      margin: 30px 0; padding: 20px; background: var(--secondary);\n      border-radius: 10px; text-align: left;\n    }\n    .bsw-quiz .certification-levels h3 {\n      color: var(--primary-dark); margin-bottom: 15px;\n    }\n    .bsw-quiz .certification-level {\n      margin-bottom: 15px; padding-bottom: 15px;\n      border-bottom: 1px solid #e6e6e6;\n    }\n    .bsw-quiz .certification-level:last-child {\n      border-bottom: none; margin-bottom: 0; padding-bottom: 0;\n    }\n    .bsw-quiz .certification-level h4 {\n      color: var(--primary); margin-bottom: 5px;\n    }\n    .bsw-quiz .whatsapp-button {\n      display: inline-block; background: #25D366; color: #fff;\n      padding: 12px 25px; border-radius: 6px; text-decoration: none;\n      font-weight: 600; margin-top: 20px; transition: background .2s;\n    }\n    .bsw-quiz .whatsapp-button:hover {\n      background: #128C7E;\n    }\n  <\/style>\n<\/head>\n<body>\n  <div class=\"bsw-quiz\">\n    <div class=\"container\">\n      <header>\n        <p><strong>B\u00e0i tr\u1eafc nghi\u1ec7m Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p<\/strong><\/p>\n        <div class=\"badge\">Best Stringer Worldwide<\/div>\n      <\/header>\n\n      <div class=\"quiz-container\" id=\"quiz-container\">\n        <div class=\"quiz-header\">\n          <h3><span class=\"ez-toc-section\" id=\"Tong_quan_ve_Chung_nhan_PTS\"><\/span>T\u1ed5ng quan v\u1ec1 Ch\u1ee9ng nh\u1eadn PTS<span class=\"ez-toc-section-end\"><\/span><\/h3>\n          <div class=\"question-counter\">C\u00e2u h\u1ecfi <span id=\"current-question\">1<\/span> \/ <span id=\"total-questions\">10<\/span><\/div>\n        <\/div>\n        <div class=\"progress-container\">\n          <div class=\"progress-bar\" id=\"progress-bar\"><\/div>\n        <\/div>\n        <div id=\"question-container\"><\/div>\n        <div class=\"feedback\" id=\"feedback\"><\/div>\n        <div class=\"buttons\">\n          <button class=\"btn btn-secondary\" id=\"prev-btn\" disabled>Tr\u01b0\u1edbc<\/button>\n          <button class=\"btn btn-primary\" id=\"next-btn\">Ti\u1ebfp<\/button>\n        <\/div>\n      <\/div>\n\n      <div class=\"result-container\" id=\"result-container\">\n        <div class=\"result-icon\">\ud83c\udfc6<\/div>\n        <div class=\"result-score\">\u0110i\u1ec3m: <span id=\"score\">0<\/span>\/<span id=\"max-score\">10<\/span><\/div>\n        <div class=\"result-message\" id=\"result-message\"><\/div>\n        <div class=\"certification-levels\">\n          <h3><span class=\"ez-toc-section\" id=\"Nhung_diem_chinh_can_nho\"><\/span>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh c\u1ea7n nh\u1edb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n          <div class=\"certification-level\">\n            <h4><span class=\"ez-toc-section\" id=\"Cac_phuong_phap_dan_cuoc_nang_cao\"><\/span>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111an c\u01b0\u1edbc n\u00e2ng cao<span class=\"ez-toc-section-end\"><\/span><\/h4>\n            <p>T\u00ecm hi\u1ec3u t\u1ea1i sao c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t.<\/p>\n          <\/div>\n          <div class=\"certification-level\">\n            <h4><span class=\"ez-toc-section\" id=\"Pound_lbs_Tuy_chinh\"><\/span>Pound (lbs) &#038; T\u00f9y ch\u1ec9nh<span class=\"ez-toc-section-end\"><\/span><\/h4>\n            <p>\u0110i\u1ec1u ch\u1ec9nh pound (lbs) cho c\u00e1c phong c\u00e1ch ch\u01a1i kh\u00e1c nhau.<\/p>\n          <\/div>\n          <div class=\"certification-level\">\n            <h4><span class=\"ez-toc-section\" id=\"Tieu_chuan_chuyen_nghiep\"><\/span>Ti\u00eau chu\u1ea9n chuy\u00ean nghi\u1ec7p<span class=\"ez-toc-section-end\"><\/span><\/h4>\n            <p>Ho\u00e0n th\u00e0nh v\u1ee3t nhanh ch\u00f3ng v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao.<\/p>\n          <\/div>\n        <\/div>\n        <p>S\u1eb5n s\u00e0ng \u0111\u1ec3 ki\u1ec3m tra ki\u1ebfn th\u1ee9c c\u1ee7a b\u1ea1n?<\/p>\n        <a href=\"https:\/\/wa.me\/60176842136?text=I%20want%20to%20register\" class=\"whatsapp-button\" target=\"_blank\" rel=\"noopener\">\n          <i>\ud83d\udcac<\/i> \u0110\u0103ng k\u00fd ngay\n        <\/a>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <script>\n    const questions = [\n      {\n        question: \"Ch\u1ee9ng nh\u1eadn n\u1ec1n t\u1ea3ng n\u00e0o \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u tr\u01b0\u1edbc khi h\u1ecdc PTS?\",\n        options: [\n          \"Th\u1ee3 \u0111an v\u1ee3t Tennis \u0111\u01b0\u1ee3c Ch\u1ee9ng nh\u1eadn (CTS)\",\n          \"K\u1ef9 thu\u1eadt vi\u00ean V\u1ee3t \u0111\u01b0\u1ee3c Ch\u1ee9ng nh\u1eadn\",\n          \"Gi\u1ea5y ph\u00e9p Hu\u1ea5n luy\u1ec7n vi\u00ean C\u01a1 b\u1ea3n\",\n          \"Kh\u00f4ng c\u00f3\"\n        ],\n        correctAnswer: 0\n      },\n      {\n        question: \"C\u00f3 bao nhi\u00eau c\u00e2u h\u1ecfi trong b\u00e0i thi vi\u1ebft?\",\n        options: [\n          \"100\",\n          \"50\",\n          \"75\",\n          \"25\"\n        ],\n        correctAnswer: 0\n      },\n      {\n        question: \"B\u00e0i thi vi\u1ebft chi\u1ebfm bao nhi\u00eau ph\u1ea7n tr\u0103m t\u1ed5ng \u0111i\u1ec3m?\",\n        options: [\n          \"50%\",\n          \"25%\",\n          \"75%\",\n          \"100%\"\n        ],\n        correctAnswer: 0\n      },\n      {\n        question: \"B\u1ea1n ph\u1ea3i \u0111an bao nhi\u00eau c\u00e2y v\u1ee3t trong b\u00e0i thi th\u1ef1c h\u00e0nh?\",\n        options: [\n          \"4\",\n          \"2\",\n          \"6\",\n          \"3\"\n        ],\n        correctAnswer: 0\n      },\n      {\n        question: \"Gi\u1edbi h\u1ea1n th\u1eddi gian cho m\u1ed7i c\u00e2y v\u1ee3t l\u00e0 bao nhi\u00eau?\",\n        options: [\n          \"35 ph\u00fat\",\n          \"60 ph\u00fat\",\n          \"20 ph\u00fat\",\n          \"45 ph\u00fat\"\n        ],\n        correctAnswer: 0\n      },\n      {\n        question: \"Ph\u01b0\u01a1ng ph\u00e1p n\u00e2ng cao n\u00e0o \u0111\u01b0\u1ee3c ki\u1ec3m tra?\",\n        options: [\n          \"K\u1ef9 thu\u1eadt 2 n\u00fat\",\n          \"Ch\u1ec9 1 n\u00fat\",\n          \"K\u1ef9 thu\u1eadt kh\u00f4ng n\u00fat\",\n          \"Ph\u1ee9c h\u1ee3p 5 n\u00fat\"\n        ],\n        correctAnswer: 0\n      },\n      {\n        question: \"\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh v\u1ec1 pound (lbs) ph\u1ea3i n\u1eb1m trong kho\u1ea3ng:\",\n        options: [\n          \"1 DT\",\n          \"5 DT\",\n          \"3 DT\",\n          \"2 DT\"\n        ],\n        correctAnswer: 0\n      },\n      {\n        question: \"Nh\u1eefng th\u01b0\u01a1ng hi\u1ec7u n\u00e0o \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp trong ph\u1ea7n l\u1ef1a ch\u1ecdn d\u00e2y c\u01b0\u1edbc?\",\n        options: [\n          \"Wilson, Babolat, Yonex, Head\",\n          \"Nike, Adidas, Puma\",\n          \"Prince, Slazenger, Dunlop\",\n          \"Ch\u1ec9 Babolat\"\n        ],\n        correctAnswer: 0\n      },\n      {\n        question: \"Ph\u1ea7n thi b\u1ed5 sung n\u00e0o ki\u1ec3m tra t\u01b0\u01a1ng t\u00e1c v\u1edbi kh\u00e1ch h\u00e0ng?\",\n        options: [\n          \"\u0110\u00f3ng vai d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng trong 10 ph\u00fat\",\n          \"B\u00e0i lu\u1eadn vi\u1ebft\",\n          \"N\u1ed9p video\",\n          \"\u0110\u00e1nh gi\u00e1 t\u1eeb \u0111\u1ed3ng nghi\u1ec7p\"\n        ],\n        correctAnswer: 0\n      },\n      {\n        question: \"\u1ee8ng vi\u00ean th\u00e0nh c\u00f4ng s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c g\u00ec?\",\n        options: [\n          \"Ch\u1ee9ng ch\u1ec9 Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p BSW\",\n          \"D\u00e2y c\u01b0\u1edbc mi\u1ec5n ph\u00ed tr\u1ecdn \u0111\u1eddi\",\n          \"V\u00e9 xem gi\u1ea3i \u0111\u1ea5u tr\u1ecdn \u0111\u1eddi\",\n          \"Th\u1ebb th\u00e0nh vi\u00ean c\u00e2u l\u1ea1c b\u1ed9 \u0111\u1ecba ph\u01b0\u01a1ng\"\n        ],\n        correctAnswer: 0\n      }\n    ];\n\n    let currentQuestion = 0, score = 0;\n    const userAnswers = Array(questions.length).fill(-1);\n    const qc = document.getElementById('question-container');\n    const cq = document.getElementById('current-question');\n    const tq = document.getElementById('total-questions');\n    const pb = document.getElementById('progress-bar');\n    const prevBtn = document.getElementById('prev-btn');\n    const nextBtn = document.getElementById('next-btn');\n    const quizC = document.getElementById('quiz-container');\n    const resC = document.getElementById('result-container');\n    const sE = document.getElementById('score');\n    const mE = document.getElementById('max-score');\n    const rM = document.getElementById('result-message');\n    const fb = document.getElementById('feedback');\n\n    function initQuiz() {\n      tq.textContent = questions.length;\n      mE.textContent = questions.length;\n      showQuestion(0);\n    }\n    function showQuestion(i) {\n      currentQuestion = i;\n      const q = questions[i];\n      cq.textContent = i + 1;\n      pb.style.width = ((i + 1) \/ questions.length * 100) + '%';\n      let html = `<div class=\"question fade-in\"><h3><span class=\"ez-toc-section\" id=\"qquestion\"><\/span>${q.question}<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"options\">`;\n      q.options.forEach((opt, idx) => {\n        html += `<div class=\"option${userAnswers[i] === idx ? ' selected' : ''}\" data-idx=\"${idx}\">${opt}<\/div>`;\n      });\n      html += `<\/div><\/div>`;\n      qc.innerHTML = html;\n      document.querySelectorAll('.bsw-quiz .option').forEach(el =>\n        el.addEventListener('click', e => {\n          userAnswers[i] = +e.currentTarget.dataset.idx;\n          showQuestion(i);\n        })\n      );\n      prevBtn.disabled = i === 0;\n      nextBtn.textContent = i === questions.length - 1 ? 'Ho\u00e0n th\u00e0nh' : 'Ti\u1ebfp';\n      nextBtn.disabled = userAnswers[i] === -1;\n      fb.style.display = 'none';\n    }\n    function showFeedback(isCorrect) {\n      fb.className = 'feedback ' + (isCorrect ? 'correct' : 'incorrect');\n      fb.innerHTML = isCorrect\n        ? '<strong>Ch\u00ednh x\u00e1c!<\/strong> L\u00e0m t\u1ed1t l\u1eafm.'\n        : `<strong>Kh\u00f4ng ch\u00ednh x\u00e1c.<\/strong> \u0110\u00e1p \u00e1n l\u00e0: ${questions[currentQuestion].options[questions[currentQuestion].correctAnswer]}`;\n      fb.style.display = 'block';\n    }\n    function showResults() {\n      score = userAnswers.reduce((s, a, i) => s + (a === questions[i].correctAnswer ? 1 : 0), 0);\n      sE.textContent = score;\n      const pct = Math.round(score \/ questions.length * 100);\n      let msg = '';\n      if (pct >= 90) msg = 'Xu\u1ea5t s\u1eafc! B\u1ea1n \u0111\u00e3 n\u1eafm v\u1eefng c\u00e1c ki\u1ebfn th\u1ee9c c\u1ea7n thi\u1ebft c\u1ee7a PTS.';\n      else if (pct >= 70) msg = 'Tuy\u1ec7t v\u1eddi! C\u1ea7n xem l\u1ea1i m\u1ed9t ch\u00fat \u0111\u1ec3 ho\u00e0n h\u1ea3o h\u01a1n.';\n      else if (pct >= 50) msg = 'N\u1ed7 l\u1ef1c t\u1ed1t! 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Video n\u00e0y \u0111i s\u00e2u v\u00e0o c\u00e1c k\u1ef9 n\u0103ng n\u00e2ng cao, ki\u1ebfn th\u1ee9c to\u00e0n di\u1ec7n v\u00e0 c\u00e1c k\u1ef9 thu\u1eadt ch\u00ednh x\u00e1c c\u1ea7n thi\u1ebft \u0111\u1ec3 tr\u1edf n\u00ean xu\u1ea5t s\u1eafc trong l\u0129nh v\u1ef1c \u0111an c\u01b0\u1edbc v\u1ee3t tennis chuy\u00ean nghi\u1ec7p.<\/p>\n\n\n<div class=\"gb-container gb-container-ec1a2ce6\">\n<div class=\"gb-container gb-container-238a634b\"><\/div>\n<\/div>\n\n\n<div id=\"youtube-player\"><\/div>\n<script>\n  var videoLoaded = false;\n\n  function loadYouTubeVideo() {\n    if (videoLoaded) return;\n    videoLoaded = true;\n    var tag = document.createElement('script');\n    tag.src = \"https:\/\/www.youtube.com\/iframe_api\";\n    var firstScriptTag = document.getElementsByTagName('script')[0];\n    firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);\n  }\n\n  function onYouTubeIframeAPIReady() {\n    new YT.Player('youtube-player', {\n      height: '360',\n      width: '640',\n      videoId: 'MsDrHpaqMpU', \/\/ Your video ID\n      events: {\n        'onReady': onPlayerReady\n      }\n    });\n  }\n\n  function onPlayerReady(event) {\n    \/\/ Video is ready to play\n  }\n\n  \/\/ Load the YouTube API script when the page is scrolled\n  window.addEventListener('scroll', loadYouTubeVideo, { once: true });\n\n  \/\/ Also load if the user hasn't scrolled after 3 seconds\n  setTimeout(loadYouTubeVideo, 3000);\n<\/script>\n\n<\/div>\n<\/section>\n\n<section class=\"gb-container gb-container-49b9586e\">\n<div class=\"gb-container gb-container-a2e9522c\"><\/div>\n\n<div class=\"gb-container gb-container-0e11192a\">\n\n<h3 class=\"gb-headline gb-headline-5cf408ee gb-headline-text\"><span class=\"ez-toc-section\" id=\"Ky_nang_Dan_cuoc_Vot_Tennis_Chuyen_nghiep\"><\/span>K\u1ef9 n\u0103ng \u0110an c\u01b0\u1edbc V\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"gb-container gb-container-daaa2e63\">\n<div class=\"gb-container gb-container-bda621fe\"><\/div>\n\n<div class=\"gb-container gb-container-4b0ac72b\"><\/div>\n<\/div>\n\n\n<p class=\"gb-headline gb-headline-edf98545 gb-headline-text\">Ch\u1ee9ng nh\u1eadn Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p c\u1ee7a BSW d\u1ea1y c\u00e1c k\u1ef9 thu\u1eadt \u0111an c\u01b0\u1edbc v\u1ee3t \u0111\u00fang c\u00e1ch. H\u1ecdc c\u00e1ch n\u00e2ng cao hi\u1ec7u su\u1ea5t c\u1ee7a ng\u01b0\u1eddi ch\u01a1i th\u00f4ng qua vi\u1ec7c c\u00e0i \u0111\u1eb7t v\u1ee3t tennis chuy\u00ean nghi\u1ec7p, l\u1ef1a ch\u1ecdn d\u00e2y c\u01b0\u1edbc v\u00e0 t\u1ed1i \u01b0u h\u00f3a pound (lbs).<\/p>\n\n\n\n<a class=\"gb-button gb-button-a29641e0 gb-button-text\" href=\"https:\/\/beststringer.com\/vi\/racquet-stringing-training-courses-and-services\/\">T\u00ecm hi\u1ec3u th\u00eam<\/a>\n\n<\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Ch\u01b0\u01a1ng tr\u00ecnh ch\u1ee9ng nh\u1eadn Th\u1ee3 \u0111an v\u1ee3t Tennis Chuy\u00ean nghi\u1ec7p BSW \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c k\u1ef9 n\u0103ng n\u00e2ng cao trong vi\u1ec7c \u0111an c\u01b0\u1edbc v\u1ee3t tennis. Kh\u00f3a h\u1ecdc n\u00e0y x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng t\u1eeb ch\u01b0\u01a1ng tr\u00ecnh Th\u1ee3 \u0111an v\u1ee3t Tennis \u0111\u01b0\u1ee3c Ch\u1ee9ng nh\u1eadn (CTS), chu\u1ea9n b\u1ecb cho c\u00e1c th\u1ee3 &#8230; <a title=\"Ch\u1ee9ng Nh\u1eadn Professional Tennis Stringer (PTS)\" class=\"read-more\" href=\"https:\/\/beststringer.com\/vi\/professional-tennis-stringer-pts-certification\/\" aria-label=\"Read more about Ch\u1ee9ng Nh\u1eadn Professional Tennis Stringer (PTS)\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":40715,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":{"0":"post-40713","1":"page","2":"type-page","3":"status-publish","4":"has-post-thumbnail","6":"infinite-scroll-item"},"_links":{"self":[{"href":"https:\/\/beststringer.com\/vi\/wp-json\/wp\/v2\/pages\/40713","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/beststringer.com\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/beststringer.com\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/beststringer.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/beststringer.com\/vi\/wp-json\/wp\/v2\/comments?post=40713"}],"version-history":[{"count":0,"href":"https:\/\/beststringer.com\/vi\/wp-json\/wp\/v2\/pages\/40713\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/beststringer.com\/vi\/wp-json\/wp\/v2\/media\/40715"}],"wp:attachment":[{"href":"https:\/\/beststringer.com\/vi\/wp-json\/wp\/v2\/media?parent=40713"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}