President of Xinglong County Scientific Planting and Breeding Demonstration Promotion Association, secretary of village league branch, secretary of general league branch, company commander of militia, director of village committee, secretary of village party branch (4 years experience as village director, 8 years experience as party branch secretary), general manager of Beijing Kelvhua Agricultural Science and Technology Co., Ltd., chairman of Chengcheng Future Bookstore in Chengde City, Hebei Province, executive president of Chengde Entrepreneur Association in Hebei Province, And the deputy general manager of Hebei Jinke Media Planning Co., Ltd., the general manager of Youth Entrepreneurship (Beijing) Management Consulting Company, the secretary-general of the organizing committee of the first national college students' entrepreneurship and wealth forum, the secretary-general of the 2009 China Entrepreneurship and Wealth Summit Forum, the master plan of the China Capital Entrepreneurship Model Festival, the master plan of China Entrepreneurship and Wealth Model Festival, the honorary president of Beijing Hebei Fellowship Entrepreneurship Development Association, senior entrepreneurial planning consultant, and directors of many institutions.