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142026-11General purpose valves are fundamental regulating components for pipeline systems. They are widely used in routine processes such as municipal water supply, oil and gas transportation, chemical, power and HVAC services to perform medium isolation, throttling, pressure regulation and flow direction switching.
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072026-11Recently, the application scale of gate valves in oil and gas transmission, municipal water supply and drainage, power, chemical and fire protection pipe networks remains stable.
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312026-10General-purpose valves are widely used in fundamental sectors such as municipal water supply, petrochemicals, power and energy, and building HVAC, serving as key equipment for ensuring the transport and shutoff of fluid media.
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242026-10The 13th China (Shanghai) International Fluid Machinery Exhibition and the 2026 International Industrial Valve Expo opened on October 21 at the National Exhibition and Convention Center (Shanghai).
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192026-10Gate valves are common shut-off valves in piping systems.
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182026-09Recently, the pump setting depth at Well Yubei 20-9 in the Lukiqin Oil Production Management Area of Tuhai Oilfield successfully reached 3,213 meters, breaking through the long-standing technical barrier of 3,000 meters for rod-pump lifting systems. This achievement sets a new record for lifting depth using this technology within China National Petroleum Corporation and provides a replicable technical solution for efficiently developing deep reserves in mature oilfields.
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042026-09On March 26, reporters learned that the Ma Bei shale oil wells Ma Ye 103X and Xia 212X in Xinjiang Oilfield both achieved high-yield oil flows exceeding 100 tons per day. This marks a critical
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212026-08On May 9th, reporters learned that the CG STEER 625-175 rotary steering system independently developed by Chuanqing Drilling achieved success in its first on-site test. This breakthrough in the development of the key instrument marks that China has acquired a new technological tool to deal with unconventional oil and gas slim wells.
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142026-08On May 10, reporters learned that the second ketone-benzene unit at Daqing Refining and Chemical Company has successfully completed the oil replacement for its ammonia compressor, fully substituting imported specialty refrigeration oil with domestically produced alternatives. This achievement not only breaks reliance on imports but also creates significant cost-saving potential—procurement costs dropped by 62.33% year-on-year, and each single-machine oil change saves approximately 76,000 yuan.
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DONGGUAN JINYING VALVE AUTOMATION TECHNOLOGY CO., LTD.
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