Although there are fewer and fewer people communicating on QQ, I still habitually use QQ every day. I think this is the case for most of my friends. In China, QQ has entered our lives. Although there are controversies of one kind or another, they still linger. However, QQ still has a more practical and user-friendly function that you don’t need to use in vain. Today, I will talk about domain name email and personalized signature for sending letters.