Kuan X, Chollathanratanapong J. Study on Marketing Strategies of Graduate Entrance Examination Training Business - Taking New Oriental Online Jinan Branch as an Example. ajrc [internet]. 2024 Jun. 29 [cited 2025 Dec. 10];8(1):197-210. available from: https://so06.tci-thaijo.org/index.php/ajrc/article/view/270718