Duan Yongping talks about the investment strategy of copying homework: it is very difficult, it is lagging behind, the weight cannot keep up, and if you don't understand the company, it is best not to touch it.

On November 11th, Duan Yongping mentioned in the program that "copying homework" investment method is difficult, lagging behind, the scale cannot keep up, and it is best not to touch it if you don't understand the company.