Tu Chengzhou: Male, born in October 1968, Chinese nationality, bachelor's degree, lawyer, no permanent residence abroad. He once served as a cadre of Jiangxi Jinxi Taxation Bureau, section chief of Shenzhen Huaqiang Group, partner of Guangdong Victor Law Firm, partner of Guangdong Jintang Law Firm, expert of Shenzhen Construction Association, and deputy director of the Securities Fund and Futures Legal Business Committee of Shenzhen Lawyers Association. ; Current partner of Dacheng Law Firm, independent director of Shenzhen Ruiming Technology Co., Ltd., independent director of Shenzhen Chuangfu Port Business Services Co., Ltd., executive director of Shenzhen Seed Capital Co., Ltd., Shenzhen Mingde Enterprise Management Center (Limited Partnership) ) Executive Partner, Executive Partner of Shenzhen Mingshang Investment Center (Limited Partnership), Executive Partner of Shenzhen Mingcheng Investment Center (Limited Partnership), Executive Partner of Shenzhen Mingjun Investment Center (Limited Partnership), Jilin Jinguan Electric Co., Ltd. Independent Director of the Company, Independent Director of the Company.