Li Minglin always calls himself Li Tiechui during live broadcasts or recording videos, so netizens call him Brother Tiechui.

Li Minglin is a native of Liaoyang, Liaoning Province. He has loved music since he was a child. He also participated in the 2010 Happy Boys, but stopped at the top 300 in the country. He has also released a single, and because of his handsome appearance, he has also appeared in MVs. The male protagonist, but more people know him from online live broadcasts. His funny and talented style has attracted a large number of fans.