RESUMO
The hospital extranet business integration platform was the integrated service management system of hospital external business. According to the actual situation in Nanjing General Hospital of Nanjing Military Command，PLA, the article analyzed the difficult problems of developing extranet service platform and put forward the design model and technology architecture of the extranet business platform completely. Furthermore, the hospital extranet business integration platform was developed and put into practice. The practical application showed that the unified management of multi-entry, multi-channel, multi-mode and multi-system extranet business were realized by using this extranet integration platform in the hospital, and the efficiency of hospital service management was improved effectively.