One class hour 12 hour ***720 minutes, 4 class hours for on-site theoretical study and 8 class hours for online self-study. After studying, you must reach a certain number of hours to be qualified. After studying, you will be audited, so you should pay attention to your own hourly audit news.
Both subject 1 and subject 4 need cumulative hours. If you want to make an appointment for the subject one exam, you must have enough class hours, otherwise the online appointment will prompt "no training".