Arched, with 9 strings, two sound holes on the back and one hole for holding the piano. When playing, the thumb of the left hand is inserted into the holding hole, the index finger hooks a sound-emitting hole, the other three fingers are naturally bent, the rolling piano is held up, and the wrist is turned to adjust the angle of each string and the bow.

The right hand holds the ponytail bow and pulls the strings, and the sound of each string is played. Solo pieces include "Big Beginning", "High Mountains and Flowing Water" and so on.