Oil workover rig Nanyang 40t aidik zdh-75
Oil workover rig Tonghua 30t Tonghua 40t Tonghua 60t
Oil workover rigXJ-150 XJ-250
Oil workover rigXJ-350 XJ-450
Oil workover rigXJ-550 XJ-650
Oil workover rigXJ-750 XJ-850
