Shanghai Zhengyi Automation Instrument Co.,Ltd

Shanghai zhengyi automation instrument Co.,Ltd is a professional and high-tech Corporation to specialize in developing industrial automation and building automation technology,who integrates manufacturing,developing,producing ,assembly,sales, and service into a body. Our company produces regulating valve, solenoid valve, thermostate, electric 2-way valve and liquid indicator.With many years' experience in supplying various products for petroleum, chemical industry, metallurgy, power, environmental, paper making, printing, food stuff,beverage, water supplying, mining etc.    With many years quality course ,We have taken International quality System ISO 9001:2000 certified, and manufacture products strictly comforming to standard GB, ANSI, API, DIN,BS,JIS by constantly perfecting. On the basis of strictly managing system and strong tech-abilty, we have holded high precision processing equipment, improved test facility, advanced producing technology, stable quality,... [详细介绍]