For many rural teachers in China, their job was more than just spreading knowledge. Yang Hui came to Guiliu village in 1992 to teach the remote area"s first ever girls" class. (Photos: CGTN)

Yang Hui came to Guiliu village in 1992 to teach the girls" class.

Yang Hui shows how to design an apron in class.

Young adults opt to work in urban areas, leaving the Guiliu village with seniors and children.

The Guiliu village is a relatively remote area, separated from the outside world.