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Yongyi Valve Group Co., Ltd. is a professional valve manufacturer integrating design, manufacturing, sales and service. It mainly produces gate valves, globe valves, ball valves, check valves, joints, cast steel, forged steel, low temperature steel, stainless steel and other materials. Twelve varieties including flow valves, blowdown valves, butterfly valves, ammonia valves, specifications from DN10-800mm caliber, nominal pressure from PN1.0-16Mpa, more than 500 specifications, and can be configured with spur gear drive, worm gear drive according to customer requirements , Pneumatic, electric, hydraulic, gas-liquid linkage device. Applicable medium: water, steam, oil, gas, nitric acid, acetic acid, etc., applicable temperature -196 ℃ ~ 550 ℃, products are widely used in petroleum, salt making, chemical industry, metallurgy, power, wine, pharmaceutical, papermaking And other industries.