The English three-foot platform in our senior high school was bought in the book wholesale market of Sweet Water Garden in Chaoyang District, Beijing ~ ~ I don't know any other subjects ~ ~ I suggest you go and have a look.
The specific bus routes ~~30, 1 17, 4 19, 8 15, 984, 7 10, 988, 729 and 752 all get off at Sweet Water Park. I don't know, you can ask the conductor directly ~