SPV.Founded in 1989 and headquartered in Shanghai, SPV is a company with over 30 years of experience in valve design and manufacturing. The company occupies a site of over 40 mu, with a factory floor area of approximately 15,000 square meters and a registered capital of 155.66 million RMB. Its extensive product line includes all-metal hard-seated butterfly valves, C-type wear-resistant ball valves, gate valves, globe valves, check valves, ball valves, butterfly valves, and many other types, which are widely used in various industries such as petroleum, chemicals, power, natural gas, heating, and metallurgy. The product specifications are extensive, with nominal diameters ranging from DN15 to DN2400, pressure ranges from 0.25 to 42 MPa, and operating temperatures from -196°C to 600°C. The valves feature diverse drive mechanisms and are available in materials such as carbon steel, stainless steel, and heat-resistant steel, all of which comply with international standards including API, ANSI, JIS, BS, and DIN.