Yingkou Superior Valve Technologies Co., Ltd？is specialized in producing free-forging and die-forging bodies and parts for Parallel Slide Valves, Swing Check Valves, Tilting Disc Check Valves, Globe Valves, Automatic Cycling Valves, Descaling Valves and Control Valves. The main material for bodies are ASTM A105, A182-F11, A182-F22, A182-F91, A182-F92, Incoloy, Hastelloy and Monel. The company is high-tech and technological innovation enterprises in Liaoning Province. The head office in Shenyang has passed the ISO9001: 2000 International Quality System Attestation in 2008 and the factory will get Manufacture License of Special Equipment People’s Republic of China in 2013 and then will start to manufacture valves. It is engaged in the design and manufacture of various above-mentioned valves. It is of the advanced processing technology, general leakage check instrument, stable product performance, reliable quality.