On April 12, the Shanghai Stock Exchange issued a regulatory work letter to Zhongbei Communication for the purpose of clarifying regulatory requirements for information disclosure related to the company's signing of contracts. On April 11, the National Supercomputing Jinan Center issued a "Solemn Statement!" . The statement said: Recently, Zhongbei Communications Group Co., Ltd. issued the Announcement on Signing the Computing Service Contract, which shows that "Zhongbei Communications Group Co., Ltd. and Jinan Supercomputing Center Co., Ltd. signed the Computing Service Contract and the attached Computing Service List, and Party A purchased the computing service of the intelligent Computing Center from Party B". The contract has nothing to do with the National Supercomputing Jinan Center.

来源：DIYuan