First of all, you need to have confidence. You can read some inspirational books, psychological books. Secondly, you can find your own advantages and keep improving. In learning more things and improving their degree skills, many interpersonal relationships are not actively pleasing, but learning from each other. If you are excellent, there will naturally be excellent people who appreciate you to make friends with you. You are also willing to discover his advantages and learn from each other. You can also participate in more activities to meet more people and choose friends who can make deep friends. Or cultivate some hobbies, enrich your life so that you are not alone. It may be easy to make friends with like-minded people. In addition, you should know how to identify people, which are suitable for being friends and which are not. What you need is to handle the relationship between yourself and your friends, what to say and what not to say, some to understand and so on. I hope I can help you and give you the best for the sake of hard code words.