It is necessary to take the course of Han Shuo on the China Postgraduate Entrance Examination Network. Han Shuo course has obvious effect on China's postgraduate entrance examination. It gives a detailed explanation on the subjects of postgraduate entrance examination for master of international education and the knowledge points of reference books for preparing for exams.

China Postgraduate Entrance Examination Network is a platform for postgraduates majoring in Chinese as a foreign language, which was founded by Peking University, Beijing Normal University, beijing language and culture university and other universities. The platform was launched in June 2004.