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Most parents would buy a children's dining chair. But when their children grow up the chair become useless.It is a kind of waste. We can use Hobbyhorse chair as a children's dining chair. When children grow up it could become a hobbyhorse.This hobbyhors did not needs extra parts. We just need to assemble it in another way.
Ningbo University of Technology
Ningbo, China
Zhoucun Yu
Ningbo, China