Most of the structure of banhu is the same as that of erhu, the main difference lies in the qin barrel and jin. Banhu's speakers are made of coconut shell or wood, and the panel is made of thin tungsten wood. The piano rod is made of hard ebony or mahogany, with two strings and a ponytail bamboo bow. The tone is bright and high-pitched, suitable for expressing warm and unrestrained tunes. ...