According to the “Registration form of securities pledge and judicial freeze”issued recently by the Beijing Branch of China Securities Registration and Settlement Co. , Ltd. , Beijing Saisida Technology Co. , Ltd. (hereinafter referred to as “The company”) , company shareholders Wang Wenguang, Wu Lingxia, Lee Jung shares were frozen by the judiciary. Due to negligence, the company did not disclose the relevant progress of the case in time. Please refer to the notice of judicial freezing of the shares of Beijing Saisida Technology Co. , Ltd. (reissue) , which was issued by the company on April 26,2021-009,2021.