What color is the old Korean train?

Light yellow. The sleeper of the old Korean train is relatively simple, the overall color of the train is mainly light yellow, the sleeper space is relatively narrow, and there is nothing in the sleeper except the quilt. Korea is located in the northeast of the Asian continent and at the southern tip of the Korean Peninsula, with an area of 100400 square kilometers. It borders North Korea, faces China across the sea in the west, and faces Japan across the sea in the east and southeast.