He used to be deputy secretary of the Party Committee of Hanzhong Automobile Transportation Company, deputy secretary of Hanzhong Municipal Committee of the Communist Youth League, member of the Party Committee and deputy director of Hanzhong Printing Factory, deputy manager, manager and secretary of the Party branch of Hanzhong Chemical Metallurgical Foreign Trade Company, director of the preparatory office of Hanzhong Import and Export Commodity Inspection Bureau, director of Hanzhong Import and Export Commodity Inspection Bureau, and director of Hanzhong Entry-Exit Inspection and Quarantine Bureau. In July, 2000/kloc-0, he served as deputy director and member of the party group of Shaanxi Entry-Exit Inspection and Quarantine Bureau.