Coldroom, Compressor, Condensing Unit manufacturer / supplier in China, offering 50/60Hz R22/R404A/R32/R407c/R410A HVAC Air Conditioner Copeland 3-25HP Compressor, Danfoss Original Orifice Model 067b2791 067b2789 067b2790 Orifice for Expansion Valve, Danfoss Scroll Compressor for Freezer Cold Room Sh300b4abf B4abe A4aca Acc CH290A4bba and so on.