Zhejiang Guanlong Machinery Valve Co., Ltd.  

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Established in 1985, Zhejiang Guanlong Machinery Valve Co., Ltd. is a professional valve manufacturer which integrating products development, production, sales, installation and service into an organic whole. Our company is located in Dougou Industrial Zone, in Oubei county, Wenzhou city, Which is honored of 'Hometown of pumps and valves in China'Our company valves are manufactured according to ANSI, API, DIN, BS, and GB standards. Top products includes water control valves, check valves, air valves, Slurry discharging valves, Strainers. There are 6 major series and over 1000 models. Annual production capacity is about 2500tons. Our company is authorized by ISO9000-2000 and is awarded the topest level A1 manufacture license of special equipment in China. After nearly 30 years of development and self-improvement, our products are now ourstanding for novel design, excellent structure, elaborate workmanship, exquisite technology and complete testing measures. Our products are only used... [详细介绍]