DingTalk is an office software developed by Alibaba. DingTalk is a free mobile office management platform under Alibaba. It is a work business communication, collaboration, and intelligent mobile office platform specially built by Alibaba Group for enterprises. DingTalk has always listened carefully to the voice of users and helped tens of millions of enterprises reduce communication, collaboration, and management costs, improve office efficiency, and realize digital communication methods. Since Alibaba's own technical strength is there, the product can naturally achieve multiple and powerful functions. DingTalk has leading functions, and its strength can bring actual efficiency. First of all, it provides a focused, efficient, and secure instant messaging solution. For example, the message read function supports single chat and group chat, and you can also check whether the messages you sent have been read, making communication more efficient.