Zoucheng Dongyuan Petroleum Machinery Co., Ltd. is a high-tech. Company specializing in Positive Displacement Motor, as well as relevant fittings, for onshore oil drilling. It has been taking the role as one of the most reliable tier one suppliers of SNOPEC and CNPC.

The most professional Downhole Motor in China!

Zoucheng Dongyuan Petroleum Machinery Co., Ltd. is a high-tech. Company specializing in Positive Displacement Motor, as well as relevant fittings, for onshore and offshore oil drilling. It has been taking the role as one of the most reliable suppliers of SNOPEC and CNPC.

We dedicate ourselves into the careers that provide PDM with top qualities to thedrillings of China and the world at large. It's our honor to be trusted by any users.

DY-drill motor is a positive displacement motor (PDM) manufactured on the base of Curtate Hypocycloid Corporation Principle. These motors have steady running abilities and proven history of reliable performances. The drilling motors we offer can be divided into 18 different series, including 1-3/4", 2- 3/8", 2-7/8", 3-1/2", 3-3/4", 4-3/4", 5-1/8", 5-1/2", 5-3/4", 6-1/2"., 6-3/4", 7', 7-1/4", 7-3/4", 8', 8-1/2", 9-5/8", 11-1/4", and each series has three categories, which are vertical motor, single bent angle motor, double bent angle motor. DY-drill motors are available for the drilling in vertical wells, directional wells, cluster wells and horizontal wells. Especially, the motors featured with minor outside diameter represented by 2-7/8" with a 5/6 rotor/stator, 3-1/2" with a 7/8 rotor/stator, 3-3/4" with a 7/8 rotor/stator, and 4-3/4"with a 7/8 rotor/stator can be used for the drilling applications in both casing window sidetracking and workover operations.

The anti-drop motors with warning function engineered on our own are effectively able to protect the accidents from incurring. About 1800 set of assorted series of PDM can be produced by our company. The performances of our PDM are reliable, as the application of parameter is suitable and scientific. Thanks to our unremitting pursuit of top quality and a longer lifespan is achieved. Therefore, our products enjoy a good reputation among the users throughout the country. Appreciable amount of our products has been exported to Turkmenistan, Kazakhstan, Azerbaijan, Mexico, and Yemen.