This matter was made public. According to the information in the personnel appointment letter of Guangzhou Municipal Government, he is the secretary of Huadu District Committee of Guangzhou, Liu is the secretary of Conghua District Committee, and Zhao is the secretary of Zengcheng District Committee. Zengcheng District was formerly known as Zengcheng county-level city and Zengcheng county. In modern history, Guangzhou, Foshan and Huiyang fought for Zengcheng County seven times. Finally, it was managed by Guangzhou.