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Existing foaming cleanser which is neither convenient nor environmental require
people to extrude residues thoroughly when there is not much left.Unlike existing
foaming cleanser, Not a drop left overcomes these shortcomings.The cap of it is
similar to switch,which remind people of resource-saving. Not a drop left can be
used conveniently,moreover,reduce the waste of resources to some degree.
YongSheng Cheng Xu Yuan