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With the shampoo paste become gradually less, stretch shampoo will
slowly telescopic lower. The design change the shortcoming that the
packaging of shampoo is always too big. It takes up much space,
even when it be used up and be thrown in a trash can. This design
will make the shampoo paste become more practical and convenient.
Zhengzhou Institute of Aeronautical
zhengzhou, China
Zhengzhou Institute of Aeronautical
zhengzhou, China
Taiming Suo Guoqing Li Hanpu Liu Chenyang Chen
