| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Pulaihua Chem | China national standards | MT | 564.33 | USD | 20251031 |
| CNPC | China national standards | MT | 564.33 | USD | 20251031 |
| Sinopec | China national standards | MT | 564.33 | USD | 20251031 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 550.23 | USD | 20251031 |
| Beijing Yanshan Petro | China national standards | MT | 522.01 | USD | 20251031 |
| Shandong Laya Chem | China national standards | MT | 522.01 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 507.9 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 507.9 | USD | 20251031 |
| Sinopec | China national standards | MT | 613.71 | USD | 20251031 |
| Sinopec | China national standards | MT | 634.88 | USD | 20251031 |