|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 Drill Bits for Drilling Rocks Bits for Medium & High Pressure Hammers, High Efficient Water Well Drill Pipe, 5-Inch High Air Pressure Tungsten Carbide DTH Drill Bit and so on.