rod pump

 They are relatively simple with respect to design, operation and maintenance, and can be adapted to a wide range of operating conditions.

They account for the large majority of artificial lift wells, and are one of the most well-known and generally understood systems in the field.

Surface and downhole equipment can easily be refurbished, and tends to have high salvage values.

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  Puyang Zhongshi Group Co., Ltd. was founded in 1996, which is the restructured enterprise of Central Plains oilfield branch company of SINOPEC . The company registered capital is 60.83 million yuan, with annual output value 200 million yuan, 580 employees, including more than 160 technical and administrative staff . Oil machinery is our main products, the leading products include pumping unit, subsurface sucker rod pump, wellhead (Christmas Tree), pressure vessels, drilling solid control series products and cementing accessories.