Xiong baiqing, male, born in November 1963, is a member of the communist party of China (CPC), a doctor, a professorate senior engineer, an expert enjoying the special government allowance of the state council, a national candidate of the "new century ten million talents project plan" of the ministry of personnel, and a leader of the national defense science and technology innovation team. Graduated from university of science and technology Beijing, majoring in material physics. He used to be the deputy director of the national non-ferrous metal composite material engineering technology research center, the director of the science and technology development department, the assistant to the President, the deputy director, and the director of youyan new material co., LTD. (hereinafter referred to as "youyan new material"). Currently, he is the deputy general manager, member of the party committee and chairman of youyan new material group (hereinafter referred to as "youyan group").

Li yanli, male, born in December 1962, member of the communist party of China, master, professor level senior engineer, graduated from Beijing non-ferrous metal research institute metal pressure processing. He used to be the director of processing engineering research center of your general institute, the assistant to the President of your general institute and the director of industrial development department, and the vice President of your general institute. Currently, he is the deputy general manager of youyan group, a member of the party committee and a director of youyan new material.

Liu xianqing, male, born in January 1968, member of the communist party of China, master of business administration, senior accountant. Graduated from renmin university of China, majoring in trade and economics, zhongnan university of economics and law, and obtained executive mba (EMBA). He used to be director of finance department of Beijing general institute of mining and metallurgy research, chief accountant of Beijing general institute of mining and metallurgy research, chief accountant of Beijing mining and metallurgy science and technology group co., LTD., director of beikuang magnetic material science and technology co., LTD. Currently, he is the chief accountant of youyan technology group co., LTD.

Wang xingquan, male, born in February 1973, member of the communist party of China, master, professor level senior engineer, graduated from China university of mining and technology (Beijing campus), majoring in mechanical design and theory. He served as deputy director of planning and development department of youyan general research institute, general manager and director of youyan yijin, and deputy general manager of youyan new material. Currently, he is the party secretary, director and general manager of youyan xincai, and the chairman of youyan yijin, youyan rare earth and youyan medical.