The plane from Chengdu to Sanya depends on whether the sun is sitting on the left or right.

From Chengdu to Sanya, watch the sunset and sit on the right. A city in the southwest of China, Chengdu, and a city in the south of China, Sanya. If you fly from Chengdu to Sanya to watch the sunset, you should be seated accordingly. If you fly from Chengdu to Sanya, you should fly south from the southwest of China. According to the geographical location, the sun rises in the west and sets in the west. At this time, the plane from Chengdu to Sanya is east on the left and west on the right. If you want to watch the sunset, you should sit on the right.