Di Lingchong, a 17 years young girl, has grown her hair for 7 years, and the hair length is 1.2 meters. She is 1.69 meters tall and lives in Xinxiang city, Henan province. It takes her about 1  hour to wash her long hair. She signed up in a model contest of auto in 2008, at then she was a student of art school, and now she is a university student.