Established in 1996, Wenzhou Zhengqiu Valve Factory is a professional manufacturer specializing in various valves and such related products as flanges and strainers. Our products are in accordance with the ANSI, API, DIN, JIS, BS and Chinese GB standards. We provide OEM products according to clients' requirements. Our products are widely used in valve fittings, pipeline welding and petroleum, chemical, power and city pipeline networks. At present, our products are exported to...
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