Why is Jitterbug Wang Xiaoshuai called Shanghai Tang Dancing Man?

Netizens tease. Wang Xiaoshuai is a music creator on the Shake Voice short video platform, often releasing some original songs. Its participation in a variety show called "praise for the song", after listening to the performance of Zhang Shaohan's song, he said he felt like watching the Shanghai stall dancers in the last century, which was violently dissatisfied by netizens, who teased him as Shanghai Bund Dancing Man.