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Shanghai Daiyi Valve Co., Ltd. is a high-tech enterprise integrating development, manufacturing, sales and after-sales service. It is located in Shanghai, an internationally famous city, and has a strong joint venture. The production has a long history, perfect quality system, complete equipment, advanced technology and guaranteed product quality. Adopt advanced technology and equipment, and manufacture valves in strict accordance with national standards and industrial standards, as well as API, DIN, JIS, ISO and other international standards& ldquo; Dai Yi & rdquo; Brand products include: gate valve, globe valve, ball valve, check valve, butterfly valve, safety valve, vacuum valve, regulating valve, hydraulic control valve, pressure reducing valve, etc. Manual, pneumatic, electric, electro-hydraulic linkage and other driving modes are adopted respectively. Cast iron, carbon steel, stainless steel, alloy steel, heat-resistant steel and other materials are selected. The products adopt GB national standards, American API, ASME, ANSI, Japanese JIS, British BS, German DIN and other international standards In order to better meet the needs of users, the company acts as an agent for imported brand valves: British spesak valve, American Armstrong valve, Japanese valve day Venn valve, Japanese yaoshidakai Yoshitake valve, Japanese Hitachi Hitachi Hulu brand valve, German valve ARI, KITZ, Taiwan valve and other famous brand products. It is widely used in power plant, petroleum, chemical industry, metallurgy, natural gas, food, construction, tap water and other industries.