Mahjong Player Dan Level Management

This portal manages player Dan tests, tournament registration, and admin operations for users, players, questions, and tournaments.

1. Sign in and let the system evaluate your role.
2. If your account is not confirmed, submit a confirmation request.
3. Take a 10-question Dan test if you do not have initial amateur Dan.
4. If you have initial Dan, register for upcoming tournaments.
5. Admins can manage questions, users, players, and tournaments.