|Factory Address:||No. B-2507, Dongweicheng, Guanzhuang, Chao Yang District, Beijing, China|
|No. of R&D Staff:||11-20 People|
Drilling Rig, Drill Bits, DTH Drill Rig manufacturer / supplier in China, offering Stardard API Reg DTH Drilling Pipe for Stone Quarrying, TCI Tri-Cone Bits/Tricone Drilling Bits/Rock Bit, U82 High Quality Cutter Pick and so on.