Hu, male, 1946, visiting professor, Department of Geology, Gualin Institute of Technology, distinguished professor, Myanmar Jewelry Institute. In 1980s, he was engaged in the exploration and mining of jadeite in Myitkyina jadeite mining area.

1996 Resigned from public office and founded Myanmar Ai Xiaoshi Jewelry Company with General Ai Xiaoshi, Commander-in-Chief of Myanmar Wa State.

In 2000, China-Myanmar Hu Jewelry (Myanmar) Co., Ltd. was established.

In 2002, he was appointed by General Ai Xiaoshi as the general manager of four gem mining areas: Maowei, Gu Mo, Heka and Xiandong. At this point, Hu Jewelry has become a large sunflower jewelry enterprise mainly engaged in colored gems, jadeite raw stone mining and wool finished products.

Jiang Yuwen

Jiang Yuwen, engineer of Yunnan Bureau of Quality and Technical Supervision, registered quality inspector of jewelry and jade in People's Republic of China (PRC), intermediate appraiser in People's Republic of China (PRC) and inspector of Bao Guoyu.

200 1, participated in drafting Yunnan local standard "Quality Classification of Jewelry and Jade".

In the same year, I participated in the compilation of the Vocational and Technical Training Textbook for Jewelry Salesmen.

From 2003 to 2005, he served as technical director and laboratory director of Yunnan Gemstone Quality Supervision and Inspection Institute, and completed the revision of Yunnan Gemstone Quality Appraisal System.

Since 2006, he has been the chief rough stone buyer and appraisal expert of Kongming Meiyu Jewelry Company.