This is not undesirable. It is true that you can expand your contacts through it, but making friends online does have certain risks. Because of the uncertainty and popularity of the internet, many people have different identities on the internet. Online chatting is more about typing, without clear expression and performance, so you don't know what he will look like at the other end of the network, and it is difficult to find out whether he really intersects with you. Therefore, it is necessary to be cautious in making friends online, but it is not undesirable. In your case, it is also good to make friends online. After all, people are sometimes more open online, but you should pay attention to the problem of making friends online.