The traditional Genka shape is very unique. It is very similar to the popular Aiji of Xinjiang Uyghur people, and it is also similar to the Jichaqin of the Uzbeks, Turkmen, Tajiks and other ethnic groups in Central Asia and the Kamanjaqin of the South Caucasus and the Middle East. , they are both stringed instruments that originated in ancient Persia.

Genka's piano box is in the shape of a sturdy altar and is made of a whole piece of wood. pattern pattern. The piano bar is a cone with a thick top and a thin bottom, without a fingerboard. The top of the headstock and the top of the pegs are carved in the shape of a gourd. The headstock, the stem and the piano case are directly connected, like a sword with a handle inserted into a watermelon. There are 3 strings. There is an iron column at the bottom of the piano box to support the piano body, which is suitable for sitting on the floor.

The reformed high-pitched root card, with a total length of 78 cm, is made of colored wood for the piano box and the piano rod, and the box body is made of 16 wooden boards. The stem is shortened and the fingerboard is added. The area of the resonance box and the membrane is enlarged, the skin of the python is changed, and the inner membrane is set in the resonance box near the rear opening to increase the resonance and increase the volume significantly. and playing skills. Since the piano seat is changed to a crescent shape, it is also beneficial to place the piano on the legs for sitting and playing.