| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 529.1 | USD | 20251121 |
| CNOOC | Polyester Grade | MT | 649.03 | USD | 20251121 |
| Qingdao Shengze Chem | China national standards | MT | 529.1 | USD | 20251121 |
| Qingdao Shengze Chem | China national standards | MT | 529.1 | USD | 20251121 |
| Sinopec | China national standards | MT | 677.25 | USD | 20251121 |
| Shandong Yushuo Chem | Polyester Grade | MT | 592.59 | USD | 20251121 |
| Jinan Jinrihe Chem | China national standards | MT | 578.48 | USD | 20251121 |
| Zaozhuang Yitai | China national standards | MT | 634.92 | USD | 20251121 |
| CNOOC | China national standards | MT | 564.37 | USD | 20251121 |
| Guangzhou Tianyue Chem | Polyester Grade | MT | 663.14 | USD | 20251121 |