In 2023. According to the announcement issued by Chongqing Education Examinations Institute, in 2023, Chongqing implemented the new college entrance examination textbook for the first time and entered the real era of three new college entrance examinations. College entrance examination refers to the entrance examination for higher education in China. It is a qualification examination for candidates to enter and choose universities, and it is also one of the most important national examinations in China.