China Onero Valve Co., Ltd. is a valve manufacturer that enjoys great reputation in ball valves, gate valves, check valves, globe valves, y-strainers research, development, production and sale. Valves made by Onero are professional, sophisticated and superb. Our production process strictly total quality control system for perfect valves. China 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 standard