junziguan industry zone,hejian

Hebei Zhankui Drill Equipments Sales Agency specializes in drill bits, drill pipes, Mud pumps and stabilizers for water wells, oil fields, constructions, geothermal, directional boring, and undergroun...

Junziguan,Shijing town, Hejian

Hejian Smart Petroleum Machinery Co., Ltd. was established in 1998. We are dedicated to producing tricone bits, PDC bits and all kinds of equipment for oil drilling. Our company is one of the best coo...