Zhang Chong: Male, bachelor degree, graduated from Dalian University of Technology, majoring in building environment and energy application engineering. Armed police changed jobs and worked in real estate and construction enterprises. He is currently the chairman of Shanghai Zhijia Fire Engineering Technology Co., Ltd., the executive partner of Shanghai Encheng Enterprise Management Partnership (Limited Partnership), the director and general manager of Huazhixing Enterprise Management (Fuzhou) Co., Ltd., the director of Fujian Huazhixing Safety Technology Co., Ltd. and the general manager of Tianguang Fire Engineering Co., Ltd.