1. The price of national sets is basically between 260 and 300, and that of provincial sets is basically between 160- 180. Cheaper ones are not necessarily fake. Things are very profitable now. I think it's best to find an expert to try this thing, and the expert will know it once he tries it.

2. There are many analogies of national interplanting, including hurricane national set, celestial pole 2 national set, celestial pole 3 national set and hurricane 2 national set.