Coldroom, Compressor, Condensing Unit manufacturer / supplier in China, offering Danfoss Expansion Valve Refrigeration (067B3278) Tez5/12/20/55 Tez/N/B/S Cold Room, Danfoss Expansion Valve Refrigeration (067B3297) Ten5/12/20/55 Tez/N/B/S Cold Room, Kp1 Kp1a Kp2 Kp5 Kp15 Kp15A Kp35 Air Compressor Pressure Switch Control and so on.