The national line of postgraduate entrance examination is divided into two categories: A and B, in which a category is implemented in one area and B category is implemented in the second area. Generally speaking, Class A is higher than Class B.. The Jilin University you applied for belongs to the first district. If your professional course scores reach the B-line of music performance major, you can participate in the second district adjustment.

Extended data:

National unified postgraduate entrance examination, referred to as "postgraduate entrance examination". It refers to the general name of the 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.

Public subjects such as ideological and political theory, foreign languages and college mathematics are put forward by the whole country, while specialized courses are mainly put forward by enrollment units themselves (some majors are put forward by means of national joint examination). Postgraduate enrollment methods are divided into full-time and part-time. There are two training modes: academic master and professional master.

Selection requirements vary with different levels, regions, disciplines and majors. The national line for postgraduate entrance examination is divided into two categories: A and B, in which the A line is implemented in one category and the B line is implemented in the second category. The first district includes: Beijing, Tianjin, Hebei, Shanxi, Liaoning, Jilin, Heilongjiang, Shanghai, Jiangsu, Zhejiang, Anhui, Fujian, Jiangxi, Shandong, Henan, Hubei, Hunan, Guangdong, Chongqing, Sichuan and Shaanxi. The second district includes Inner Mongolia, Guangxi, Hainan, Guizhou, Yunnan, Tibet, Gansu, Qinghai, Ningxia and Xinjiang.

References:

Postgraduate entrance examination-Baidu encyclopedia