If you are an online student, you can learn the theoretical hours of punching in. If you are not an online student, you must go to the classroom to punch in the theoretical class.
Theoretical training is the main method to improve the management level and theoretical level of supervisors. Although some supervisors already have some theoretical knowledge, they need further training in depth and breadth.
The specific forms of this kind of training are mostly short-term training courses and seminars. And the time is not very long, mainly to learn some basic principles of management, some new progress and new research results in a certain aspect, or to discuss some theoretical problems.