Poly Propylene Compact Disc Box is a soft shell shaped box used for holding one or two compact discs together. HG Entertainment Technology Ltd manufactures Poly Propylene Compact Disc Box. HG Entertainment Technology Ltd also offers blank audio and video cassettes, audio magnetic tapes, VCD / DVD players and DVD/ CD Cases. The Poly Propylene Compact Disc Box can hold CDs of sizes 20` and 40` and comes in a set of 162,000 pieces to 752,000 pieces.