Die 2-Minuten-Regel für b1證書無須考試
護照+先前的簽證(如果是藍卡的話,也需要出示,拿到永久居留卡的同時藍卡會被收回)Duration: depending on your current level. If you are already on examination level, 10 teaching units may suffice to familiarize you with the testing format. If you still need to improve your level, you may need more (check how