1. Consult the Youth League Committee: The youth league files are generally kept by the Youth League Committee, and you can consult your own youth league files.
2. Consult the league organization where the household registration is located: the league members' files are generally kept by the league organization where the household registration is located, and you can consult your own league members' files with the league organization where the household registration is located.
3. Query the platform of the Wisdom Communist Youth League: The platform of the Wisdom Communist Youth League is the information platform of the China Communist Youth League, which can query the basic information and organizational relations of the members.