No, according to the inquiry of official website, Zhejiang University, as of July 12, 2023, the school has set up an engineering experimental class for students preparing for the postgraduate entrance examination. It is ok to teach postgraduate entrance examination, but it is not a pit. Zhejiang University, referred to as "Zhejiang University", located in Hangzhou, Zhejiang Province, is a comprehensive national key university directly under the Ministry of Education of China.