He used to be the director of the marketing department of the International Bidding Information Center for Mechanical and Electrical Products of the Ministry of Machinery Industry, the director of the editorial center of China Construction magazine, the executive deputy secretary-general of the Urban Construction Economic Committee of the China Urban Science Research Association, the deputy director of the international department of the Construction Branch of the China Council for the Promotion of International Trade, and the assistant to the director of the Urban Construction Division of the Policy Research Center of the Ministry of Housing and Urban-Rural Development.