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Xy1 Truck-Mounted Diesel Hydraulic-Core Water Drilling Rig 200m Depth for Geological Survey, Find Details and Price about Water Drilling Rig Hydraulic Core Drilling Rig from Xy1 Truck-Mounted Diesel Hydraulic-Core Water Drilling Rig 200m Depth for Geological Survey - Zhengzhou Gnosis Intelligent Technology Co., Ltd.