Then, you should have a goal of making friends, such as you like movies, music, games and so on. If you use QQ, you can directly search these interest groups and apply to join, so that you can enter the second step and enter the circle of friends.
Third, what kind of friends do you want to make? You can observe what the speakers in the group are like first. If you think it's okay, just tell them. Newcomers are generally welcome, and the same interests and hobbies are the biggest foreshadowing. Whether learning or proficient, they are easy to communicate.
Fourth, the above is a typical way to make friends online. You can learn, and then you can learn many other directions through these friends.