We are Xuzhou Hongye Apparatus and Instrument co.,ltd based in Xuzhou , China. We are member of Tradekey.com since November, 2011. Our business is related to Measurement Instruments industry and we specifically deal in single stage pressure regulator,two stage pressure regulator,flow control valve,needle valve,Argon pressure regulator,Vacuum pressure regulator,cylinder pressure regulator,Auto repair tool,gas flow meter,engine tester. Please find our product details below: Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.