If you forget the joining time, you can try the following methods to get it back:

0 1 tour membership card: the tour membership card clearly States your joining time. As long as you find the group membership card, you can immediately check your membership time. Inquire about the application form for joining the League: When you join the League, you will fill out an application form for joining the League, and you can inquire about your time of joining the League on this application form. Check your personal file: everyone's file will contain all kinds of information about you, and the file will also contain your joining time. Ask the Youth League Committee: We can also ask ourselves about the Youth League Committee when we joined the League before. Each youth league committee has a youth league committee handbook, which records the information such as everyone's joining time. Check the file of the Youth League Committee of the school: You fill in the application form for joining the League and become a member formally, which will be recorded in the file of the Youth League Committee. Find those files and check them out. Check your personal file: If you are a member of the Communist Youth League in junior high school, it will be recorded in your personal file when you enter senior high school. Of course, whether you are a junior high school student or a senior high school student, if you become a league member in college, it will be recorded in your personal file. As long as there are documents, you can find them. Internet query: Search for * * * Communist Youth League Wisdom League on the Internet, fill in my information and register, and you can query.