Purpose/Significance To investigate and study the status quo and existing problems of the whole process intelligent services in outpatient department based on WeChat platform in secondary and tertiary hospitals in Henan province, so as to provide references for improving the level of intelligent services in hospitals.Method/Process By using literature research and network investigation methods, the service functions provided by WeChat platform are summarized, and the intelligent service provision of WeChat platform before, during and after diagnosis in 190 secondary and tertiary hospitals in Henan province is investigated and analyzed. Result/Conclusion WeChat platform has become an important tool for hospitals to practice intelligent services, but it is still necessary to further improve core services such as appointment registration, strengthen the construction of intelligent services after diagnosis, promote the balanced development of intelligent services in hospitals at all levels, uphold the service concept of “whole process accompany”, and optimize intelligent escort services.