Legend has it that the ancient Yao ancestors were suddenly attacked by wind and waves while migrating by boat, and the situation was extremely critical.

The drum frame is made of a whole section of camphor wood hollowed out. It is flat and round. Both ends are covered with cowhide or goat skin. The edges of the leather surface are first sewn on a circular iron ring slightly larger than the drum frame, and then covered with the drum openings at both ends. , Use a rope to tie the two iron rings tightly, and the tension of the film is adjustable.