Zhengzhou City Zhengdie Valve Co., Ltd. (ZD Valve)

Zhengzhou City Zhengdie Valve Co., Ltd. (ZD Valve) is a high-tech enterprise in Henan Province. Our company specializes in the research and manufacture of middle and low pressure butterfly valves and special valves. Our company is a member of China Water Association, China Valve Association, China Quality Association as well as National Patent Demonstration Enterprise. Our company attained ISO9001 Quality System Certification in 1997, and has attained DNV certification, CE certification and API certification. "ZD" brand products have attained many national patents. Our metal seated butterfly valve is awarded as "The Henan Famous Brand Product" and recommended as "Fine Goods" by China Water Association and China National Petrochemical Corporation. With a technical and engineering team, fine machining tools, and advanced testing equipment, our products are improved constantly. Strict quality control systems ensure the high qua... [Details]