ZJ50/3150 ZJ50/3150 ZJ50/3150 series oil drilling rigs can be used in 5000 m drilling operation (114mm drill pipe).They are applicable to explore and develop oil gas and water well.

ZJ40/2250 ZJ40/2250 Oil Drilling Rig Introduction ZJ40/2250 series oil drilling rigs can be used in drilling operations with depth from 2500m to 4000m (114mm drill pipe).They are of

ZJ30/1700 ZJ30/1700 Oil Drilling Rig Introduction 3000m series oil drilling rigs are designed and manufactured for exploiting oil and gas well, coalbed methane well, geothermal well

ZJ20/1350 ZJ20/1350 Oil Drilling Rig Introduction 2000m series oil drilling rigs are designed and manufactured for exploiting oil and gas well, coalbed methane well, geothermal well