First of all, the intelligent platform is an independent APP, and there are many login methods, such as WeChat account login, QQ account login and mobile phone number login. , so different users log in in different ways, and they will not connect with each other. Moreover, the smart platform APP itself can add friends through mobile phone number search, or create class room number invitation codes. So the friends you added in the smart platform APP can forward messages to each other, but there is no contact between you through WeChat.