... PLA plastic lid, cover, tray forming machine, 2. lids widely used for paper cups 4. 20-180mm DS-420 cup cover machine uses microcomputer ... equipment.Efficient in producing PS/PVC/PET/PLA etc. plastic Lid, Cover, Tray, Plastic Container. ISO 9001:2000 standard, ... stainless steel finish. Various lid moulds can be made to order per customers request. Saving ...