MILALION TOOLS CO.,LTD established in August 2009. The company mainly designs, develops and produces tricone bit for metallurgical mining, tricone bit for oil, tricone bit for water well, single-chip roller bit, all kinds of engineering bit, all kinds of engineering cutting tools, shield machine cutting tools, pipe jacking machine cutting tools, as well as submerged hole bit, impactor. The company is a collection of scientific research, design, production, sales in one of the high-tech enterprises.