(1) 199 1 year, senior member of China Arts and Crafts Society and director of Beijing Arts and Crafts Society;

(2) 199 1 Up to now, served as the director of the 6th China Jewelry Industry Association 1;

(3) 1992, as the "editorial board" of China Gemstone magazine;

(4) In 2003, he was appointed as "honorary president" of Beijing Tongzhou District Arts and Crafts Industry Association;

(5) In 2003, he was hired as a member of the evaluation expert database of the Beijing Arts and Crafts Series Senior Professional and Technical Qualification Evaluation Committee;

(6) In 2005, he was appointed as a "visiting professor" of the National Gem Monitoring Training Center;

(7) In 2006, he served as the "Deputy Director" of the first jewelry design committee of China Jewelry and Jade Jewelry Industry Association;

(8) Since 2008, he has served as the "referee" of the National Vocational Skills Competition of "Precious Metal Jewelry Handicraft Workers" held in occupational skill testing authority, Ministry of Human Resources and Social Security;