Professor-level senior engineer of Beijing Automobile, Truck and Truck United Manufacturing Company, graduated from Huazhong University of Science and Technology in 1962, served as technical director of the professional factory of Beijing Automobile and Motorcycle Company, and judge of Beijing Machinery Industry Senior Worker Technician Evaluation Committee , technical consultant of Hong Kong Xinhua Communications Publishing House. He has been engaged in the development, research, promotion and application of new casting technologies for a long time. He has solved production technical difficulties many times and made contributions to the development of my country's motorcycle and automobile industry. He is also quite accomplished in new technologies of low-pressure casting, and his research and development projects have filled domestic gaps many times. The simple low-pressure casting machine and low-pressure casting process successfully developed as early as the 1960s were listed as key promotion new technology projects in Beijing and promoted to hundreds of units across the country. Achievements such as "aluminum-iron bimetal low-pressure casting", "new tilting low-pressure casting machine", "new design method and manufacturing method of metal mold" are all domestically pioneered and are in the leading position in the country. Be included in the "Selection of World's Excellent Patented Technologies" or receive the Beijing Municipal and Ministerial Science and Technology Progress Award. "Automatic compensation and automatic balancing device for power frequency melting furnace" won the national invention patent, and the individual was also selected into the "Catalogue of National-Level Scientific and Technological Achievements Development Meritors". Published more than 20 papers. In 1992, he was jointly selected by the China Association for Science and Technology, the State Planning Commission, and the State Council for Economic and Trade as an advanced individual in the 1990-1991 national "Ideals and Contributions" competition and received the "Dedication" medal. Enjoy special government subsidies from the State Council. Included in "Chinese Figures Dictionary" and "World Science and Technology Consulting Experts".