"Fat knife knife sister wants happiness" was originally named Wang Min, and netizens called her "Dao Mei". She lives in Jilong Village, Longshan Town, Gulin County, Luzhou City, Sichuan Province, and was born in an ordinary peasant family.
She learned to dance since she was a child. 12 years old, was diagnosed as systemic lupus erythematosus in the first grade. Since then, she has taken medicine every day to control her illness. Therapeutic drugs changed her slim figure and made her fat, which was laughed at by many peers.