The RKS fluid was founded in 1997. We are a production laboratory both for foundry and for mechanical processing, research and & development center and quality control center. Production facilities include numerical control work centers, professional processing cells, wide-spectrum welding equipment, automatic assembly and coating lines. We have created a team for design, research and & development. Our new test center as a public service platform testing center in Liaoning province becomes the standard GB of the Chinese valve reference unit, to participate in the development of the related valve industry standards. In order to accelerate the expansion of business abroad and the integration of resources and to support the success of fluid sales of RKS in the United States, Germany and Russia. We have an American agent. Our product design standards include: GB, ISO, German and American standards, approved by TUV for CE and ADWO-2000, ISO9001, TS, API. Our products: manual, pneumatic and & ball valves, butterfly valves and electrically operated gate valves. Check valves, automatic control valves. Castings and fittings: valve bodies, hoods, disks, stems, gearbox, universal joints, flange adapters, saddle caps. After years of development, we continue to improve and seek innovation, adhering to "Proven technology, superior features and legendary value" as our product value philosophy. Customer satisfaction is our business goal!