It's just that the traditional mode is more difficult to operate
The bottleneck of online learning and training is difficult to break through.
Now is the internet age.
Computers have spread to thousands of households.
Network learning is convenient, growing fast and people are wireless.
As the saying goes, ask to do the right thing to people.
I suggest you Baidu-Teacher Zhan Cheng.
Let a professional analyze your pulse for you.