1. Reasonable course design: Song Anfu's course design is reasonable, covering the basic concepts of stock investment, technical analysis, fundamental analysis, trend tracking and other methods, as well as providing practical case analysis and operational skills training. This course design can help investors fully understand the knowledge and skills of stock investment and improve the investment income.

2. Strong faculty: Song Anfu himself has many years of experience in stock investment and teaching background. He explained the investment ideas and skills in a simple way, so that students can better understand and master the essentials of stock investment. In addition, he will invite other experienced investors to share their successful experience and investment experience, so as to provide more learning resources for the students.

3. Positive feedback from students: Many students who participated in Song Anfu's dragon-catching fighting class gave positive feedback. They think that the course is of high quality and practical, and they can master more skills and methods of stock investment through learning. Some students also shared their successful cases of applying what they have learned in actual combat, which proved the practicality and effectiveness of the course.