Which is more advanced, which is higher and which is more difficult, Tao Di?

Even and there is no comparability. The two musical instruments have their own characteristics. Although they are all made of pottery, there are still great differences. Some people like Lian, others like Lian, just like flute and Xiao. Although they are all made of bamboo, are they two musical instruments?

These two levels are very high, depending on how you learn technology.

The more difficult one should be Tao Di, the simpler one, but you can't simply learn that just because of that. You should choose what you like best, and learn it if you like it. Also very studious. Let's go