PET (1) polyethylene terephthalate, suitable for bearings, chains, gears, tapes, etc.;
HDPE (2) high-density polyethylene, suitable for packaging, building materials, buckets, toys and so on;
PVC (3) PVC, suitable for the manufacture of rods, tubes, plates, pipelines, wire insulation, seals and so on;
LDPE (4) low-density polyethylene, suitable for packaging plastic bags, plastic flower, plastic bottle wire, packaging and so on;
PP (5) polypropylene, suitable for packaging bags, wiredrawing, packaging, daily necessities, toys, etc.; PS (6) General polystyrene, suitable for lampshade, instrument housing, toys and so on.