Professionalism, service and quality are our prime directive. We offer customers with optimal products and the fastest service. We passed ISO 9001:2015 certification in August 2017. With years of effort, we’ve developed the diaphragm proportional control valve. In addition, we sell butterfly valves, ball valves, cylinder valves, diaphragm valves and flush tank valves and provide repair services for them. Our products are used in petrochemical plants, the semiconductor industry, gas plants, water processing, incinerators and dyeing and finishing plants. Our manufacturing and testing of control valves satisfies customer needs and complies with all kinds of international regulations.