1.reliable, safe, high-efficient, deodorent completely, more informations seen in the details. 2.ISO9001---2000 Certificate The advantage: (1) oil physical refining technology has route short (desolventizing, deodorization, take off acid finish at the same time);(2) refined rate is high, acid value than low refined consumption;(3) don't caustic soda, need not sulfuric acid, do not produce soap ...