He Fengjiao

Chief scientist, chief technical engineer of Hunan Nafel Company, founder of Nafel tungsten alloy technology; professor and doctoral supervisor of School of Chemistry and Chemical Engineering of Hunan University, member of China Youth Federation, executive member of China Women's Federation, and leading talent of China's innovation and technology. He has won the second prize of National Invention Award, Hunan Science and Technology Progress Award, undertook the national major scientific and technological research plan, major instrument project, and national 863 plan.

Liu Pingjian

Chairman, Hunan Nafel New Materials Technology Co., Ltd. Chairman, Hunan Jianhongda Industrial Group Co., Ltd. Representative of the 13th and 14th Changsha Municipal People's Congress, representative of the 9th Hunan Provincial People's Congress, representative of the 10th, 11th and 12th National People's Congress, and vice chairman of the Hunan General Chamber of Commerce.

Gao Hui

● Vice Chairman of Hunan Nafel New Material Technology Co., Ltd., with rich experience in production technology management. ● Top Ten People of Hunan Merchants in 2011 ●Won the Golden Bridge Award of the 4th China Technology Market Association, the first prize of China Machinery Industry Science and Technology Award, and the second prize of Hunan Science and Technology Progress Award. In 2011, he won the National Technology Invention Award. ● Graduate student of materials science, Central South University

Luo Feng

● General Manager of Hunan Nafel New Material Technology Co., Ltd., responsible for the overall operation and management of the company. ● Director of Huamin, a listed company ● Director and General Manager of Hunan Jianhongda Industrial Group Co., Ltd Executive Director of Hunan Tianlun Social Welfare Investment Co., Ltd. ● Tsinghua University EMBA

Wan Min

Deputy general manager of Hunan Nafel New Material Technology Co., Ltd., responsible for the company's marketing management. ●He used to be the deputy general manager of Zhongshan Xinxuelin Education Software Co., Ltd., the general manager of Hunan Huachen Marketing Company, the general manager of Hunan Jianhongda Hotel Management Company, and the assistant to the chairman of Hunan Jianhongda Industrial Group Co., Ltd. ● Bachelor degree from Hunan Normal University; MBA from Hunan University

Rodford

● Technical consultant of Hunan Nafel New Material Technology Co., Ltd. ●Second-level professor, expert with special government allowance from the State Council; 12 authorized invention patents; won the second prize of National Science and Technology Progress Award, the provincial and ministerial science and technology progress award, and the top ten outstanding young people in Sichuan Province. Executive Director of China Heat Treatment Industry Association, Executive Director of Heat Treatment Branch of China Mechanical Engineering Society, Member of National Heat Treatment Standardization Technical Committee

Su Changwei

● Technical consultant of Hunan Nafel New Material Technology Co., Ltd. ●Member of China Instrument Functional Materials Society, Yunnan Province Science and Technology Achievement Evaluation Expert, has obtained 4 authorized Chinese invention patents, published more than 60 academic papers, and won the second prize of the National Invention Award and the second prize of the Yunnan Provincial Natural Science Award. Yunnan province ten thousand plan young top talent, Changde city high-tech zone special talent subsidies. ● Dr.

Ju Hui

● Deputy Chief Technical Engineer of Hunan Nafel New Material Technology Co., Ltd. ● First Prize of Science and Technology of the Ministry of Machinery Industry. ● Authorized more than ten Chinese invention patents and utility model patents; ● Engaged in tungsten alloy coating technology research and development for 20 years.

Lei Tongxin

● Director of Research and Development Department of Hunan Nafel New Material Technology Co., Ltd. ● Won the second prize of the National Invention Award, the first prize of the Ministry of Machinery Industry Science and Technology, and the second prize of Hunan Science and Technology Progress Award; participated in the national standard GB/T 43303 "Oil and Gas Drilling Equipment Sucker Rod" and the industry standard SY/T 6478 "Technical Conditions for Surface Coating of Tubing and Casing. ● Bachelor degree from Hunan University; senior engineer.

Wang Erli

● Assistant to the General Manager of Hunan Nafel New Material Technology Co., Ltd. ● Engineer, Hunan Institute of Engineering graduate student enterprise guidance teacher, China Institute of Electronics Manufacturing and Packaging Technology Branch of the senior member of the Electroplating Expert Committee. ● Won the second prize of national technological invention. ● Master of Hunan University.

Zhang Changke

● Assistant Technical Chief Engineer of Hunan Nafel New Material Technology Co., Ltd. ● Authorized nearly ten Chinese invention patents and utility model patents. ● Engineer, API internal auditor. ● Master of Hunan University.