| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 491.71 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 480.41 | USD | 20251209 |
| Beijing Yanshan Petro | China national standards | MT | 522.8 | USD | 20251209 |
| Wuhan Hengjiu Chem | China national standards | MT | 678.22 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 480.41 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 480.41 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 491.71 | USD | 20251209 |
| Shandong Hongyang Chem | China national standards | MT | 592.74 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 491.71 | USD | 20251209 |
| CNOOC | Polyester Grade | MT | 678.22 | USD | 20251209 |