Gold Member Since 2013
Audited Supplier
Changsha Heijingang Industrial Co., Ltd.

DTH Drilling Machine, DTH Drilling Rig, Integrated Hydraulic Drilling Rig manufacturer / supplier in China, offering Hjg Integrated Hydraulic DTH Drill Rig, Hjg Wells Geothermal Drilling Rig, Hjg Reverse Circulation Drill Bit and so on.

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