1, teaching is easy to understand. The teaching content of Ruanxian Experimental School in Changde City is detailed, reliable and focused, which effectively reflects the teaching focus of the course and the teaching content of the instructors, while the teaching focus of Deshan is not very prominent.

2. High gold content. Every course in Changde Ruan Jun Experimental School will have its own problem set and review question bank. The authors of these questions are generally the most authoritative teachers in this school. Deshan has no separate problem set and review question bank.