Drilling Machine, Drilling Rig, HDD Rig manufacturer / supplier in China, offering 88t Trenchless Construction Drilling Equipment HDD Directional Drill Rig Machine for Well Pipelaying Construction, 50t Waterwell Drill Rig HDD Directional Drill Machine for Trenchless Construction, 50t Hydarulic Rotary Drill Rig HDD Directional Drill Machine for Water/Gas Pipelaying Construction and so on.