The company locate Qinggang Zhangao Yuhuang Zhejiang China. It is a professional factory house that concentrates on the research and produce, sells the water system valve door.

Company since establish, the quantity policy of the consistent persistence" depend on science and technology, strict management, make with meticulous care, contend for create top-grade", carry through the principle of" the quantity is a performance, the quantity is the business enterprise life vein". Its predominant product contain valve of floodgate, the water power control valve, valve of die, equilibrium valve, check valve, decompression valve, regulate the valve, steady press the valve etc. more than 50 serieses is close to thousand specieses. The company product mainly presses API, ANSI, BS, DIN, NF, JIS, JPI, GB, JB etc. standard to produce, a path of the product Mr. mark for 1/4"-80"( mms DN6-2000) pressure class 0.1 Mpas Mpas-10.0seses, the work temperatures-196-450. C. A corpus of valve material contain materials, such as iron casting, ball iron, carbon steel, metal alloy steel, stainless steel and copper, etc., and can basis customer the special need Melt and manufacturing.