... meters, mainly producing refrigeration units). It also has branch companies in Shanghai, Guangzhou, Shenyang, Hefei, Wuhan, Changzhou etc. Our two main products are ... -BF10Z, NJ-BF20Z, NJ-BF25Z:Copeland semi-hermetic piston compressor, oil separators, air-cooled condenser, axial flow fan, liquid reservoir, filter drier, high ...