DOSIC was founded in 1985 and soon distinguished itself as a leading supplier of evening primrose oil. The company is today recognized as a leading Chinese manufacturer of essential fatty acid oils and a reliable supplier of natural ingredients for the cosmetic, nutritional and pharmaceutical industries.  DOSIC possesses the first ISO9001/2000 approved refinery facilities in the field of EFAs oil manufacturing in China. DOSIC is also the first Chinese manufacturer of organic EFAs oils certified by BCS and EOCERT in China.