Because the examination center of the State Education Commission directly manages (organizing propositions, marking papers, statistical analysis and evaluation of scores, etc. ), the implementation of the national unified examination for the enrollment of ordinary colleges and universities, the national unified examination for the enrollment of all kinds of adult colleges and universities, the public subject examination for undergraduate enrollment at the starting point of colleges and universities, the joint entrance examination for overseas Chinese in Peking University and other universities, and the national public subject examination for postgraduate enrollment.