The invention discloses an intelligent public platform 
system of WeChat. The 
system is characterized by comprising a data collection subsystem, a data download subsystem, an ETL subsystem, an application subsystem, a 
system management subsystem and a 
data access interface layer, wherein the data collection subsystem is completed by DPI equipment deployed in a backbone layer of a 
metropolitan area network; the data download subsystem downloads a journal file generated by the data collection subsystem to a data storage platform of an SRC analysis system according to a fixed period; the 
data access interface layer provides abstract interfaces for getting accesses to a CloudBase warehouse, a Mysql 
database and an ETL program simple call. It is achieved that the system helps enterprises of different industries and different demands operate WeChat on a whole set of process services, namely from increasing focusing amount of fans, to marketing promotion of WeChat, to interaction marketing maintenance of WeChat focusing fans (including a 
third party artificial WeChat customer service acceptance service, guiding a user to place an order, promoting user experience and the like) and to summary and analysis of the WeChat operation effect.