Iron Police "cross-border" education: Let left-behind children in mountainous areas learn to protect themselves. Pan Xingrong has extensive experience teaching in remote mountainous areas.

He became the first designated teacher of railway public security nationwide in April. About 80 percent of the children in Dabang Primary School in Pu'an County are left- behind children. He can't wait to help these children who lack the love of their fathers and have a weak sense of protection become stronger.