A group of photos of Guan Xiaotong's sexy legs in a little black dress are shared with everyone. Guan Xiaotong, born in Beijing on September 17, 1997, is a student and actor.In the photo, Guan Xiaotong attends a fashion event. She looks so sweet in a cool girl's little black dress. She wears a long skirt with high slits to show off her fair and beautiful legs.