Shanghai Zao Yi Valve Co., Ltd. is a research and development, design consulting, production and sales of professional valve manufacturer, rational price, reliable quality. The Company in accordance with ISO9001 quality system standards, popular throughout the country and exported to Middle East, Europe, and Southeast Asia, with superior quality to win the praise and trust of all walks of life. Products are vacuum valves, valve, closing valves, valves, check valves, safety valves, ball valves, butterfly valves, steam traps, piston valves, plug valves, forged steel valves, stainless steel valves, American Standard valve, power station valve, breathing valves, diaphragm valves, water control valves, solenoid valves, needle valves, control valves, etc., ...... nominal diameter 6mm-2000mm (1/4 "-80"), the nominal pressure 0.1Mpa-60Mpa (150Lb-3500Lb ), operating temperature -196 ℃ -1300 ℃. The main material used: WCB.WC6, WC9,2GCr5Mo, 2G1, products widely used in petroleum, chemical, metallurgy, electric power, fertilizer, steel, mining, heating printing and dyeing, equipment cooling, food, environmental, paper, power plants, sewage, pharmaceutical, municipal engineering, construction sites and other fields. Zao Yi's development, thanks to the correct development of ideas, brand-building efforts, good quality products, improve service, is also inseparable from the many sales of the elite in the market line, to promote its brand and promotion Zao Zao Yi Yi goods, unfeigned Yi's growth, is unfeigned Yi people and vendors are the best evidence of win-win cooperation. "Common destiny, win-win benefits, sales work together to expand the market" Zao Yi follow market concept. We welcome new and old customers visit the Company visit, more patronage, create brilliant.