No. According to the query of the official website of the enterprise letter treasure, Xi Ding Restaurant Management Co., Ltd. is located in Dalian, Liaoning Province, and the owner is Gao Defu; Xi Top Restaurant Co., Ltd. is located in Shanghai, and the owner is Zhang Jiangtao So, Xi Ding and Xi Top are not a boss. Xiding was established in 2015, originating from a dangling signature original sea urchin dumplings, and currently has 4 stores nationwide; Xitian was established in 2018, which is a company mainly engaged in catering.