There are differences in different places.
There are many green mountains and Sichuan, which are relatively small, not a little bigger.
Kaiyun software is fully functional, suitable for large and medium-sized projects, with a large amount and a slightly higher price.
Easy to vote, it seems that it can be free for a while, saying it is free. In fact, you still need to buy it later. It has just come out, and the software is still immature.
I suggest you try it yourself.