15% discount. COFCO Corporation Limited, abbreviated as COFCO or COFCO in Chinese, is one of the top 500 enterprises in the world and the largest grain, oil and food enterprise in China. COFCO Card is a welfare card issued by an enterprise to its internal employees. Different denominations of cards will lead to different consumption amounts, because such consumer cards will be uniformly reduced in price according to the market price when they are recycled. Therefore, when recycling, it will only be recycled according to the 15% discount of the original card denomination.