Products：Rods&Casing Core Barrels Diamond Products
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Add:Hancheng industrial park, Tangshan city,
Hebei province, China
Marketing management department：
CHD series of drilling tools have achieved remarkable success.
Keep forging ahead - "Geological Core Drilling Tools" one of the drafting units of national standards, CHD series of drilling tools have made good achievements.
Anhui 313 geological team applied CHD 122 drilling tool to drill shale gas in Linan, Zhejiang Province, with a final hole depth of 2328.18 meters and a final hole diameter of 152 mm; Shandong Three Academies Construction of "Scientific Drilling Project for the Continental Shelf of Eastern China Sea Area", H-bore depth of 2843.18 meters; Shaanxi Coalfield 185 team Wuwei shale gas drilling, H-borehole depth of 1915.5.5. 5 m; Shale gas drilling in Tengger Desert of 137 Team of Sichuan Coalfield. H-borehole depth 2210.11 m, 153 days.