... of three kinds of filter applied in refrigeration compressor,air intaking filter ,oil filter,gas-oil seperation filter .Wanhe produces have been ... of many famous brands.Wanhe company is an excellent filter supplier of many famous deomestic compressor manufactuer such as ... Bingshan Group and Moon Group. Products catalog:air filter,oil filter,separator used in FUSHENG,SULLAIR,LIUTECH,ATLAS COPCO,COMPAIR ...