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Customer satisfaction is our aim

Ensure a short time to the scene, for users to win time, create benefits

  • Technical Support

    Over the years, Liangzheng has been to build a "focus on the pipeline system control gas valve leading brand" as the goal, quality out of efficiency, science and technology innovation, with excellent quality, professional service to meet the needs of the majority of users.

  • Data Center

    Provide full data analysis, traceability production and sales integration.

  • Maintenance Service

    Liangzheng provides daily maintenance and maintenance of valves and common troubleshooting training services, remote or on-site valve reinspection, installation and use of technical guidance.