Mr Cao has served as the director of the Policy and Regulation Research Office of TISCO Group (Taiyuan Iron & Steel (Group) Co., Ltd.), Deputy Secretary of Discipline Inspection Commission of TISCO Group, Deputy Secretary of Discipline Inspection Commission of Shanxi Taigang Stainless Steel Co., Ltd., and Director of Policy and Regulation Research Office of TISCO Group. Mr Cao has also previously served as the Standing Committee Member, Chairman of the Trade Union and Director and Deputy General Manager of TISCO Group, and Standing Committee Member and Chairman of the Trade Union of Shanxi Taigang Stainless Steel Co., Ltd.
Since January 2023, he has served as Director and President of Baowu Resources and Baosteel Resources (International), and deputy secretary of the Party Committee of Baowu Resources.