The Jiayang train is the "classic train" on the 19.84-kilometer narrow-gauge railway 15 km north of the county town of Leshan, Sichuan. It is called the "living stone of the industrial revolution". "The out-of-print landscape of the industrial revolution is the former Jiayang mining area. The main force of transportation and passenger transportation is still responsible for passenger transportation (with sightseeing trains and ordinary passenger trains). The steam train runs through the mountains, pulling the whistle and steaming, such as in the paintings. Especially the spring rapeseed in the spring. When it is in full bloom, it is even more beautiful. This railway repaired by mountains, there are 109 large and small bends in the whole line, the difference between the highest and the lowest is 238.1 meters, and its slope and curvature are in the history of the whole country and even the world. It is rare. Liangshui is a place where steam trains perform steaming. Here guests will get off first to reach a high place on the side of the road, then the train will step back and then whistle. The white steam is ejected slowly, such as at the same time. It is said that if the conditions are right, you can also see the rainbow that appears after the steam is ejected. In the course of the steam train, you will pass the banana pitch. This is a former mining area of life, still looks like the sixties and seventies of the last century, feels time stopped here, and here still have occupants, is a very quiet town.