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~~~~This product could fix on the posts in streets, parks and lakesides etc.~~~~Put down the table then you could take a break.~~~~~Keep it upright and you couldsee important information which creates cultural or business value on its back.
School of Manufacturing Science and Engineering, Sichuan University
Chengdu, China
Zhengkui Li,
School of fine arts, Sichuan University
Zhonghe / Wen,
School of Manufacturing Science and Engineering, Sichuan University
Xun/Zhang,
School of Manufacturing Science and Engineering, Sichuan University
Mingpan / Zhu,
School of fine arts, Sichuan University