He is mineral processing senior engineer and technical director of Xinhai Company who graduated from Mineral Processing Engineering Department of Beijing University of Science and Technology (formerly the Institute of iron and steel) in 1976. He has engaged in metal processing, metal smelting for 36 years. Cangshang gold thickener application project presided over by Yu won the Science and Technology Progress First Prize of National Gold Bureau; Hedong gold project won the second prize of national excellent design of National Gold Bureau; Lingnan gold project won the National Gold Council Excellence Award; Fushan gold flotation machine application won application achievement award; in Liaoning smelting plant, wastewater containing cyanide segmented treatment was first applied; breaking through the high arsenic gold ore refractory roasting with low gold recovery.
Mining senior engineer who graduated from Middle and Southern University majoring in mining engineering, and he is working in Xinhai Mining Group as Xinhai mining design institute chief engineer. He has engaged in mining engineering research and design work for 30 years, and achieved fruitful results: In 1990, a new technology --- simultaneous drifting he came up with was applied in Zhongtiaoshan Bizigou mine construction projects. After the expert assessment, the new technology saved construction fund 5000000 yuan (in 1991 prices), and Workers of Shanxi had reported this;Since 2006, the mining design of mine project and infrastructure investment technical and economic demonstration he has joined: change the extension mining scheme design of Yunnan Shangri-La Hongshan copper 5000t/d; mining and dressing engineering design of Anhui Xiaoxian Flagpole building iron 900000 t/a. He participated in the Yantai Xinhai mining group mining project investigation and evaluation who preside over the preparation of Investigation and evaluation report. Footprints could be found all over the country and some foreign countries such as Russia, Vietnam, Laos, Kampuchea, Philippines, Korea, Algeria etc.
Mineral processing senior engineer, Dean of Xinhai Mining Research Institute, he engaged in mineral processing research for more than 20 years, and specialized in non-ferrous metal vulcanization processing research. Ding with professional experience participated in more than 100 projects including experimental research, design, installation, debugging of non-ferrous metals, black, gold, and other non-metallic mineral. Since 1983, he had worked in a state-owned factory Qingdao for three years as a lab technician, dressing plant technician, deputy director and field director; in 1997, as a director of mineral processing plant in Qixia for 2 years; in 2000-2003, as a director of mineral processing plant in Xinjiang; in 2004 he was responsible for installation and dressing experiment in Xinhai Group; in 2006, he held Dean of the Xinhai Mineral Processing Research Institute.