The character is from Chengdu, Sichuan.
Ma Lian Swimming is a famous brand of SevenGurusSG, a native of Chengdu, Sichuan, born in 1996 12 14, a rapper, whose masterpiece is YELLER.
Ma Lian Swimming debuted in Hunan Satellite TV's rap draft variety "Listen to Me" in 2020, and released several albums.