... is 40 minutes’ drive from Ningbo or Hangzhou Airport, mainly produces and exports Bimetal Thermometer, Liquid filled Pressure ... ; Liquid filled Pressure Gauges are used in Air compressors, Hydraulic Oil Press,Injection Moulding ... Pressure Regulating Valves,Testing Equipment,Medical Sterilizers,etc.. We sincerely welcome custmers over the world to visit our factory for further cooperation. Oil Pressure ...