营口５０１矿矿长张庆凯带领全矿职工更新观念，首先改革了小而全的经营体系，明确提出以法治矿．根据国内硼化工市场供求状况以销定产，推出优质优价方案，扩大经营范围，建设硼砂厂、菱镁厂，两个文明一起抓。他带头苦干，使矿山发生了翻天覆地大变化。 Yingkou 501 mine chief Zhang Qingkai led the whole mine workers to update their concepts, first of all the reform of the small and complete management system, made it clear that the rule of law and mine. According to the supply and demand situation of domestic boron chemical market, the Company will sell its products with fixed sales volume and launch high-quality and good-price plans to expand its business scope and build a borax plant and a magnesite plant. He took the lead and worked hard to make a drastic change in the mine.