1. There are many and difficult techniques: the techniques of guzheng performance have been greatly developed. Besides playing with the left hand, there are many techniques such as little finger pulling, sweeping, wheel rubbing, round finger, double shaking, forefinger shaking, middle finger shaking, name finger shaking and double finger shaking. Many new techniques need years of practice to achieve the effect of sending and receiving freely.
2. Tone sandhi: The basic key of guzheng is D key. With the deepening of study, you will gradually come into contact with different tone sandhi, such as G key and C key. Every time you turn a key, the string position changes completely, and it takes time to get familiar with the string position of different keys.
3. Different styles: Guzheng is divided into nine schools, and different schools have different playing styles.