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In everyday life,the bucket is a common daily necessities.And now, the human aging and female as the main social trends are becoming apparent.For most children, women and the elderly,it is difficult to carry a bucket full of water.Two-In-One in use process can reduce the weight of the half, and can satisfy both for personal use at the same time.Compared with the previous product, you can fold it up to save half of the space.
South China University of Technolog
panyu district,Guang zhou city, China
lijun Yan,
university of south china