1. Polyethylene (PE) has flexibility, good antioxidant properties, mildew resistance, waterproof, and low temperature resistance.

2. Polypropylene (PP) has corrosion resistance, grease resistance, acid and alkali resistance, and is suitable for food packaging, chemical industry and other fields.

3. Polyvinyl chloride (PVC) has fire resistance, insulation, corrosion resistance, weather aging resistance, low temperature resistance, good processability and other properties, and is suitable for building materials, packaging, wires and cables and other fields.

4. Polyoxymethylene (POM) has high strength, good toughness, good wear resistance, good dimensional stability and other properties, and is suitable for automobile manufacturing, machinery manufacturing and other fields.

5. Polycarbonate (PC) has high strength, good transparency, heat resistance, UV resistance and other properties, and is suitable for optical devices, electronic product housings and other fields.

6. Polyamide (PA) has high strength, wear resistance, corrosion resistance, low temperature resistance and other properties, and is suitable for automobile manufacturing, machinery manufacturing and other fields.