It is best to clear the north. This video is mainly aimed at students with poor foundation, and the course is relatively simple and the content analysis is clear, which is more helpful for students to understand. However, studying the coup in Xue Kui is more complicated. If the foundation is poor, learning is not recommended. Generally speaking, it is better to clear the north.

Xue Kui's coup is mainly to collate and refine the efficient learning and scoring methods summarized by more than 700 scholars in the north of Qing Dynasty into Xue Kui's book series, so the overall difficulty is high and it is suitable for narrow people.