The drum body of Jiangu is long and round, the drum body is larger, the middle is slightly thicker, the ends are slightly thinner, and the two sides are covered with skin. Many big drums circulating in my country today originated from Jiangu. In the Qing Dynasty, the drum used in the court was of exquisite craftsmanship. The diameter of the drum surface was 73.7 cm. The whole body was deco...