Zhejiang Onero Valve Co., Ltd., founded in 1993, is a valve manufacturer that enjoys great reputation. It provides one-stop service including research, development, production and sale. Onero always proposes communication and integrity and seeks for internationalization. We stick to the principle that security of industrial pipeline comes first all the time, and try our best to make contribution to technical development in this field. Onero specialized in the production of following products: ball valves, gate valves, check valves, globe valves, y-strainers, etc. As a leading company in this field, our goods are all made on base of standards like API, JIS, BS, DIN, etc. We can always provide industry standard certificates according to customers requirement. With over twenty years of manufacture and marketing experience, Onero can certainly provide you the best products with great quality and competitive price.