| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 528.12 | USD | 20251013 |
| Qingdao Shengze Chem | China national standards | MT | 528.12 | USD | 20251013 |
| Qingdao Shengze Chem | Polyester Grade | MT | 528.12 | USD | 20251013 |
| Qingdao Shengze Chem | Polyester Resin Grade | MT | 528.12 | USD | 20251013 |
| Qingdao Shengze Chem | China national standards | MT | 541.89 | USD | 20251012 |
| Qingdao Shengze Chem | Polyester Grade | MT | 541.89 | USD | 20251012 |
| Qingdao Shengze Chem | China national standards | MT | 541.89 | USD | 20251012 |
| Qingdao Shengze Chem | China national standards | MT | 541.89 | USD | 20251012 |
| Qingdao Shengze Chem | Polyester Grade | MT | 541.89 | USD | 20251011 |
| Qingdao Shengze Chem | Polyester Resin Grade | MT | 541.89 | USD | 20251011 |