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  • 08-08 2025
    The Changqing Heshui Oilfield Accelerates the Profitable Development of T…
    2025-08-08
    On August 5th, with the successful completion of a horizontal well at the Guping 41-52 well site, the number of wells in the Changqing Heshui Oilfields tight oil block-level horizontal well three-dimensional development area exceeded 650, making it the largest such dev…
    >
  • 08-01 2025
    A brief introduction to the main working principle of electric ball valve…
    2025-08-01
    The electric ball valve is mainly composed of an electric actuator and a ball valve. The plug body is a spherical shape and has a 90-degree rotation action. The electric ball valve can perform functions such as throttling, closing, cutting off, switching, and changing …
    >
  • 07-25 2025
    Tuha Oilfield: Accelerate Technological Innovation to Reduce Drilling and…
    2025-07-25
    As of now, the Tuha Oilfield has completed 46 various plans for capacity construction and other aspects this year, with the design compliance rate reaching ** and the effectiveness rate of measures reaching 98%. This has effectively saved drilling and fracturing costs,…
    >
  • 07-18 2025
    Problems and Solutions for Pre-Operation Maintenance of Ball Valves
    2025-07-18
    1. Check that the valve is fully open. After completing the grease injection operation, first check whether the ball diameter of the valve is parallel to the inner surface of the valve seat. If there is a difference, adjust the opening limit screw on the actuator to e…
    >
  • 07-11 2025
    Efficient Production Enhancement of Coalbed Methane in Huabei Oilfield
    2025-07-11
    On July 7th, the author learned that in the first half of this year, the commercial volume of coalbed methane in Huabei Oilfield increased by 45 million cubic meters compared with the same period last year.Huabei Oilfield has been committed to treating the coalbed meth…
    >
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About us
  • Company profile
  • Corporate Environment
  • Corporate Culture
  • Corporate Honors
  • Quality Control
  • Video Center
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  • Floating Ball
  • Trunnion mounted ball valve
  • Cryogenic ball valve
  • Segment ball valve
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  • Chemical industry
  • Coal chemical industry
  • Natural gas industry
  • Natural gas
  • New energy
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  • Company News
  • Industry News
  • Technology BNews
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