| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 528.51 | USD | 20251022 |
| Qingdao Shengze Chem | China national standards | MT | 528.51 | USD | 20251022 |
| Qingdao Shengze Chem | China national standards | MT | 528.51 | USD | 20251022 |
| Qingdao Shengze Chem | China national standards | MT | 528.51 | USD | 20251022 |
| Qingdao Shengze Chem | Polyester Grade | MT | 528.69 | USD | 20251021 |
| Qingdao Shengze Chem | China national standards | MT | 528.69 | USD | 20251021 |
| Qingdao Shengze Chem | Polyester Resin Grade | MT | 528.69 | USD | 20251021 |
| Qingdao Shengze Chem | China national standards | MT | 528.69 | USD | 20251021 |
| Qingdao Shengze Chem | China national standards | MT | 528.37 | USD | 20251020 |
| Qingdao Shengze Chem | China national standards | MT | 528.37 | USD | 20251020 |