Hejian Zhongcheng Drill Bit Manufacture Co., Ltd.

Hejian Zhongcheng Drill Bit Manufacturing Co.LTD was established in 1997. Our company is a privately owned company. We have grown into leading manufacturer of tricone bit and supplier high quality drilling tools & equipment. excel at designing, manufacturing, distributing construction ...

Telephone：0086-317-3223932Address：Fuyingmen6,Beihuan road