As an organization that records video courses, most of the recorded video courses are online courses of online schools from the perspective of industry and market. Online courses are one of the better ways to learn. On the one hand, you can master the time flexibly, and you can continue to watch after class to enhance the learning effect and memory effect. On the other hand, the cost of recording video courses is relatively low compared with other educational methods. Therefore, recording video courses has become the best choice for many training institutions.