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    SPECIAL VALVE FOR SHIELD MACHINE WATER SUPPLY AND DRAINAGE SYSTEM ENVIRONMENTAL PROTECTION EQUIPMENT HIGH PRESSURE VALVE
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    • Slow Closure Check Valve

    • Resilient Seated Gate Valve

    • Butterfly Valve

    • TDJD745X multifunctional pump control valve

    • JHm747H energy-saving hydraulic pump control valve

    • Double-eccentric resilient seated butterfly valve

      Anhui Tongdu Flow Technology Co., Ltd. locates in Tongling city, Anhui province which is known as “china ancient copper capital”...

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