Advantages:
1, which is more cost-effective and cheaper.
2, you can watch it again and again.
3. Teachers are more abundant.
Disadvantages: lack of supervision and atmosphere in learning.
While retaining the traditional advantages, the online course system of the course view teacher makes up for the shortcomings and creates a learning community where candidates preparing for the exam can participate in group discussions. Equipped with a complete educational administration system to provide you with supervision services.