What is Sun Xiao's professional title? Convenor of Wanhua Chemical Supervision Committee

Sun Xiao: Male, Han nationality, born in 1989 in party member, 1962 in Weihai, Shandong. Senior engineer, graduate degree. Worked in xinhua medical Instrument Factory, successively served as technician, deputy director and deputy director. He used to be the deputy director of Zibo Medical Bureau. He once worked in the Ministry of Chemical Industry, and served as deputy director, director and secretary-general of the Production Coordination Department. He once worked in the State Light Industry Bureau and served as the deputy director of the general office; He used to be the director and president of Hongta Innovation Investment Co., Ltd., the vice president of Caesar Group Holdings Co., Ltd., and now he is the external supervisor of Wanhua Chemical Group Co., Ltd. and the director of Daan Gene Co., Ltd. of Sun Yat-sen University.