Pressure Gauge, Manometer, Thermometer manufacturer / supplier in China, offering Phenolic Resin Case Gauge&PPE Case 0.5% &1.0% Accuracy 4-1/2" Phenolic Resin Case, 2.5"&4"Precision Heavy Duty Glycerine Filled Pressure Gauge -Radial & Rear Laser Welding, Hydraulic with Oil Filled Pressure Gauge with Vacuum and Compound Crimped Ring Stainless Steel and so on.