Drilling Rig, Engineering Drilling Rig Manufacturer in China Founded in China in 1953, BZ drilling rig Machinery Factory is a state owned manufacturer of water well drilling rig, forging manipulator and drilling tools. We are professional in truck mounted water well drilling rigs, engineering drilling rigs, rotary drilling rigs which are extensively used in water conservancy project, oil filed, geological exploitation, and foundation construction for high way, rail way, High-voltage line pile, bridge and building, transmission tower, wind turbine towers, and more.