| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 507.96 | USD | 20251119 |
| Qingdao Shengze Chem | China national standards | MT | 529.12 | USD | 20251119 |
| Sinopec | China national standards | MT | 677.28 | USD | 20251119 |
| Shandong Fusheng | China national standards | MT | 507.96 | USD | 20251119 |
| Qingdao Shengze Chem | China national standards | MT | 529.12 | USD | 20251119 |
| Qingdao Shengze Chem | China national standards | MT | 529.12 | USD | 20251119 |
| Qingdao Shengze Chem | China national standards | MT | 529.12 | USD | 20251119 |
| Hualu Holdings | China national standards | MT | 677.28 | USD | 20251119 |
| Qingdao Shengze Chem | China national standards | MT | 529.12 | USD | 20251119 |
| Changzhou Qidi Chem | Polyester Grade | MT | 578.64 | USD | 20251118 |