PVC particles main categories as follows: 1. All kinds of inferior smooth PVC extrusion material: using extrusion product surface and thermal process, inferior smooth bright colour and lustre is uniform, suitable for gloss with inferior smooth performance of PVC extrusion products. 2. The light of of all kinds of PVC extrusion material: using extrusion product surface light cold extrusion process, the light bright colour and lustre is uniform, applies to shine with the light properties of the PVC extrusion products. 3. All kinds of hard and soft PVC plastic injection: the material is suitable for all kinds of injection molding machine injection molding grade products. And has the very high liquidity. 4. All kinds of special environmental protection PVC aggregates: the material is environmental protection formula, the product non-toxic environmental protection. Applies to products, the indicators are high demand of products. Extrusion or injection molding processing way. 5. Special PVC