To help our customers deal with the changing business environment we plan on staying as their best choice for 5 7 8 drill pipe. We came up with best in class 5 7 8 drill pipe in many forms including P...

Beijing Leeding Importing and Exporting Trading Co., Ltd focuses on exporting various kinds of drill bits: PDC bits, Matrix body bits, steel body bits, Tricone bits, Tungsten carbide insert bits, stee...

Hailang Road 87, Xi an District Beijing Beijing 1570, Hailang Road 87,Xi an District

An ISO 9001:2000 and API Spec 7-1 Certified Chinese Company. Mudanjiang North Machine Co., Ltd is a member of China National Petroleum Corporation (CNPC) Energy Ahead com and Tier i network supplier f...

Beijing, Beijing, Beijing, China

Beijing Leeding Importing and Exporting Trading Co., Ltd focuses on exporting various kinds of drill bits: PDC bits, Matrix body bits, steel body bits, Tricone bits, Tungsten carbide insert bits, stee...