(Instant messaging can not only strengthen information communication between networks, but also directly connect website information with chat users. By sending the website information to the chat user group in time, it can quickly attract the chat user group to pay attention to the website, so as to strengthen the visit rate and return rate of the website; Instant messaging uses Internet lines to exchange and interact information through text, voice, video and files, effectively saving time and economic costs for both sides of communication; The instant messaging system has not only become a communication tool for people, but also a platform for people to use it for e-commerce, work, learning and other exchanges. This document contains the following annexes:
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