All it starts from 2004, when Metallurgical and Materials Engineer XieXianJian and machinist ChenSuQuan, ZengZuoRan, followed their entrepreneurial dream and built a small workshop on the JinJi village near city Petroleum Equipment GuangHan city, south west of China. Steering their vision was aChina expert at tungsten carbide material” target. The desire to reach that target took hold in their imagination and hard working. They down to work, star their career. 

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