Explanation: Drum musical instruments, two thick, the middle fine. Brother metaphor that generation in the middle of a poor. Source: "Qi Shu Shen Chong Biography" deep red and pale brother, reputation has advantages and disadvantages, the World No. drum brothers. "
No. 2
Ancient drum 2 large waist small, so as to "drum brothers" Yu achievement dwarfs the brother line. "Nan Qi Shu Shen Chong Biography": "red and brother Dan Yuan reputation merits, the World No. 'drum brother'."