Objective To construct a network reporting system for nursing adverse events and build unified information network in Zhejiang province in order to make the management of nursing adverse events more standardized and scientific.Method Based on the 5W1H (what,where,when,who,how) principle,the adverse event factor ranking system and the references recommend by national patient safety agency,a network reporting system for nursing adverse events was constructed in Zhejiang province.Results This reporting system was characterized by non-punishment, confidentiality, independence, time-effectiveness, lspecialist-analysis and focalization, which reflected the scientificalness and humanity in nursing safety management. Conclusion This reporting system helps to collect,analyze,communicate and share the information on nursing safety,and thereby ensures the continuous improvement of nursing safety management.