Tan Xiaogang: Male, director. Born in 1963, master, senior engineer. He is currently the director of strategic development department of China Ordnance Equipment Group Co., Ltd., and once served as the deputy director and executive deputy director of State-owned No.343 Factory, deputy secretary of Yuanling County Committee of Hunan Province, director, executive deputy general manager and general manager of Hunan Yun Jian Group Co., Ltd., chairman and party secretary of Hunan Yun Jian Group Co., Ltd., and deputy director of development planning department of China Ordnance Equipment Group Corporation.