1. According to the query of official website, Chongqing Education Bureau, Chongqing middle school enrollment requires three counterparts to attend junior high school, that is, school-age children are consistent with their parents' household registration, house ownership certificate and actual residence.

2. Chongqing, also known as Mountain City and Jiangcheng City, is a municipality directly under the Central Government of the People's Republic of China, a national central city, a megacity, one of the important national central cities approved by the State Council, an economic center in the upper reaches of the Yangtze River, a core city in the Chengdu-Chongqing economic circle, an important advanced manufacturing center in China, a financial center in the west, an international comprehensive transportation hub and an international gateway hub.