First, the Ministry of Education has repeatedly applied that it is strictly forbidden to publicize "the top student in the college entrance examination" and "the enrollment rate in the college entrance examination". Once found, it will be dealt with seriously. However, it seems that there is no effect. There is no hype on the surface, but it can't stop the "self-help hype" of various media.
Second, to prevent Tsinghua Peking University from robbing the provinces of high-quality students and avoiding vicious competition. In fact, before the provincial admissions office announced the results of the college entrance examination, the two schools had already obtained the students' results in advance through some unknown channels. As early as this, the college entrance examination admissions staff called home and even went to work.