① Class A candidates: candidates who apply for an enrollment unit in a certain district. The first district is Beijing, Tianjin, Hebei, Shanxi, Liaoning, Jilin, Heilongjiang, Shanghai, Jiangsu, Zhejiang, Anhui, Fujian, Jiangxi, Shandong, Henan, Hubei, Hunan, Guangdong, Chongqing, Sichuan, Shaanxi and other 2/kloc-0 provinces (cities).
2b candidates: candidates who apply for enrollment units in the second district. The second region is Inner Mongolia, Guangxi, Hainan, Guizhou, Yunnan, Tibet, Gansu, Qinghai, Ningxia, Xinjiang and other provinces 10.