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About us

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Core advantages

Thirty years of development

Ningbo Zhengyi Pump Accessories Co., Ltd. was established in 1980.It is one of the earliest manufacturers of pump accessories in China.

Quality advantage

The company continues to improve product quality, based on "high quality, reasonable price"。Meet market demand and win praise from customers

Perfect sales network

With advanced engineering machinery products entering the global market, including the Middle East, Australia, Southeast Asia and Europe



The main points of concrete pump tube cleaning

After the operation, all the concrete in the hopper and the pipeline must be exported, and then the pump, hopper, and pipeline are rinsed. The residual concrete output can be used for concrete construction such as tunnel

  • 2021-02-09
  • 2021-02-09
  • 2021-02-09
  • 2021-02-09