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This is a kind of special disposable paper cup. If we put the cup upside down after using, the seed will germinate soon and may give us a surprise. Young seedling can be transplanted to a flowerpot where it will continue to grow, bringing a wash of green to our environment.
Hebei University of Technology
Tianjin, China
Pengchao Huang,
Hebei University of Technology
Hao Li,
Hebei University of Technology
Haiyue Gu,
Hebei University of Technology
Zhenzhen Wang,
Hebei University of Technology