How about Mr. Hu Yuan and Mr. Li Zhen?
Both teachers' classes are quite good. Teacher Li Zhen's curriculum logic is clear and easy to understand, and students' potential is tapped through humorous explanations, so that students can gain a sense of accomplishment in the classroom. Mr. Hu Yuan's mathematics teaching ideas are clear, and he attaches importance to mathematical thinking and methods and skills of solving problems quickly, which is very popular among students.