Now there is a train to Chuxiong soon! Heijing Ancient Town is located in the "dinosaur town" of Chuxiong Yi Autonomous Prefecture in Yunnan Province, Lufeng County, which has been a place where Gong salt has been produced since ancient times. It is surrounded by mountains and rivers, is a long-sealed Longchuan River Valley in the town for almost a century, is one of the four ancient towns in Yunnan.