"Hello, classmate, my surname is Xu, and I come from Xu Huanian's Hua Nian, who said, "Fifty strings of brocade strings are unprovoked, each string and one column reminds me of the Chinese years."
"Classmate Xu, nice to meet you. My name is Xiao Jinse."
Concept: People cannot have youth and the feeling of youth at the same time