◆ 工程总承包

         根据国内矿山生产中存在的薄弱环节，借鉴国外先进经验，有针对性地开展试验研究工作，现已在细泥浮选、高效浮选药剂、强化浸出、富氧浸出、难处理矿石处理、细菌氧化提金工艺、污水处理、选厂自动化控制等方面取的了突破性进展。

        New Technique Research and Development

       Using advanced experience of in other countries for reference, Yanjing Design Institute can make targeted test and research according to the weak links of mine production in China. Up to now, it has achieved breakthroughs in mud flotation，highly effective flotation reagent, aggrandizement leaching, oxygen-enriched leaching, treatment of refractory ores, gold extraction by bacteria oxidation , sewage treatment and concentrator DCS. Yanjing Design Institute now can undertake test and research task for many kinds of ores, providing reliable test process and guidelines for users.