Objective:To summarize the experience in the nonfunctional islet cell tumor. Methods:Articles in Chinese on NICT were screened from the Chinese BioMedical Database between Nov1999 and Dec.2007. Results:29 articles and 489 cases of NICT were selected,and 15 cases of NICT treared in Department of General Surgery,the First Hospital of China Medical University from 2002 to 2007.The clinical data of 504 cases were retrospectively analyzed. Conclusion:NICT lack specificity,BUS and CT.Surgery is an effecitive method in the treament of NICT,even with distal metastasis,immediate surgical removal and treatment,extend prognosis.