The platform currently includes multiple subsystems and multiple versions, and all versions use the same operations system. To make it easy for users to use multiple versions, we need to bind their QQ and WeChat accounts. In addition, to minimize the chance that a failure in some login system leaves

1. SOA Service-Oriented Architecture (SOA) holds that a complex enterprise IT system should be divided along different, reusable granularities, organizing a group of functionally related service providers together to serve consumers. Its purpose is to solve the information silo problem caused by different IT resources within an enterprise being unable to interconnect.