The course content is rich: Zhang Perfect Mathematics Video Class covers the difficulties of all grades from junior high school to senior high school. By explaining mathematical concepts and formulas concisely and clearly, paying attention to actual combat drills and providing a large number of exercises and exam analysis, it is helpful to improve students' problem-solving ability and exam-oriented level.

Convenient self-study: Zhang Mingfen's math video class provides handouts, knowledge maps and electronic question bank PDF. Students can print exercises by themselves, which is convenient for students to study independently and consolidate their knowledge.