Office debris mainly includes waste paper, plastic, glass, metal and cloth. Waste paper: mainly including newspapers, periodicals, books, all kinds of wrapping paper. However, household and toilet paper are non-recyclable because they are highly water-soluble. Plastic: all kinds of plastic bags, plastic foam, plastic packaging, disposable plastic tableware, tableware, hard plastic, plastic toothbrushes, plastic cups, mineral water bottles and so on. Glass: mainly includes a variety of glass bottles, broken glass pieces, insulation bottles, metal: mainly including cans, cans and so on. Cloth: Mainly includes discarded clothes, tablecloths, rags, school bags, shoes and so on.