Cooperation is a leadikng mine, exploration and industry solution in ChinaMainly produce wire line core product, such as diamond bit, reaming shell, AQ rod, BQ rod, NQ rod, HQ rod etcHydraulic rock splitter, hydraulic rock drill, down the hole drill, crawler drilling rigwater well drilling rig, core dirlling rig, anchoring drilling rig etcWith our years of effict, we have come to be a world famouse group