1, 12 123 traffic control software is not a one-time course software. Students can use the browser to search the driver's online theoretical training system, then switch to their area, enter their ID card and password and log in.

2. Click on the home page to watch the video. Here is the duration of the video. You don't need to do the questions. It takes up to 4 hours a day.

3. The system will upload it the next day. If the subject is finished, you can also finish subject three. After that, the driving school will inform the mock exam. After passing the exam, arrange the exam within two or three days and fingerprint at the designated place of the vehicle management office.