According to the results. Differentiated placement is not allowed in Xuancheng No.12 Central South Campus. For the balanced development of education, it can only be divided into parallel classes. Generally, classes are divided equally according to grades and the ratio of men to women. There are no good classes or poor classes, that is, the placement method is based on their grades. Xuancheng No.12 Middle School is a full-time private junior middle school established with the approval of Xuancheng Education Bureau, relying on key middle schools in Anhui Province and Xuancheng No.2 Middle School, a famous school in southern Anhui.