Teacher Mao Yulin was born in 1973 and is 49 years old. She said that the best way for a woman to keep fit is to keep a girl's heart forever.

On March 5, 2020, at the headquarters of Bodybuilding Group, Yulin, the head coach of bodybuilding and the international cheongsam club, signed a grand contract with Hayes Fashion Company and officially became the founder of Hayes Fashion Company.