Objective To analyze the monitored results of the influenza from 2010 to 2014 in Huainan city, and to master the local status of influenza and the dynamic changes of this kind of epidemic,which can get us to find the outbreaks promptly.In the meantime,to provide the scientific basis for the further prevention.Methods 11 600 cases of patients with influenza like disease in Huainan were collected and viral nucleic acid was analyzed by using the method of detecting RealTime RT -PCR.Results From 2010 to 2014,3 633 cases were collected in Huainan General Hospital.PCR showed that 472 cases were positive(the positive rate was 13.0%),of which 187 cases were Seasonal H3 model(39.6%),91 cases were New type H1N1(19.3%),82 cases were B type(17.4%)and 81 cases were Yamagata type(17.2%).Conclusion From 2010 to 2014,the influenza was more active in the autumn and winter seasons in Huainan,and steady in other seasons.The H3 type is the main season separation plants.