Abstract: Processed food played an important role in food industry. Based on 16039 samples inspection results in2009 ~2012 from the General Administration of Quality Supervision, Inspection and Quarantine ( GAQSIQ) website, it showed that the percent of pass for processed food rose from 91.1% in 2009 to 95.6% in 2012.1024 kinds of unqualified processed food producers distributed throughout 30 provinces, and the top three was Guangdong, Shandong, Hebei.Physical and chemical factors, microbial factors, overuse of food additives and excessive chemical pollutants were the main problems.Through anylysis, processed food overall qualified rate was not high, the unqualified samples producers from the more developed regions, edible oil, spices, puffed food and bean products had worse quality, safety problems of processed food were mainly chemical factors, followed by biological factors.