Professor Hu Jinde, Professor Cai Tunlin, Professor Bing Xu, Professor Zhou, Professor Fan Peihua and Professor Gong Dongbao. As of March 6, 2023, the mathematics proposition group for postgraduate entrance examination is confidential, and the representatives of the first generation group are: Professor Hu Jinde (line generation leader), Professor Cai Tunlin, Professor Bing Xu (senior mathematics leader), Professor Zhou Juerong (probability leader), Professor Fan Peihua (economics class leader) and Professor Gong Dongbao. The national unified entrance examination for graduate students, referred to as "postgraduate entrance examination" and "unified examination", refers to the general name of relevant examinations organized by the education authorities and enrollment institutions for the selection of graduate students, and consists of the initial examination and re-examination organized by the national examination authorities and enrollment units.