IIAbstractIn the children's products market, most of the multi-functional children's beds adopt the multi-purpose characteristics of one bed to attract consumer groups to buy. However, in meeting the needs of children at different stages of growth, saving space and other functions, this kind of product is often constrained by the aesthetics of the design, and is limited to the form of the traditional children's bed, with low intelligence and technology, an...
发表评论取消回复