| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 505.96 | USD | 20250928 |
| Shandong Yuxuan Chem | Polyester Resin Grade | MT | 569.2 | USD | 20250928 |
| Shandong Yuxuan Chem | Industrial Grade | MT | 562.18 | USD | 20250928 |
| Shandong Yuxuan Chem | Polyester Grade | MT | 562.18 | USD | 20250928 |
| Shandong Qiangsen Chem | China national standards | MT | 505.96 | USD | 20250928 |
| Shandong Jinwen Chem | China national standards | MT | 505.96 | USD | 20250928 |
| Beijing Yanshan Petro | China national standards | MT | 520.01 | USD | 20250928 |
| Lihuayi Weiyuan Chem | China national standards | MT | 520.01 | USD | 20250928 |
| Shandong Fusheng | China national standards | MT | 702.72 | USD | 20250928 |
| Shandong Fusheng | China national standards | MT | 702.72 | USD | 20250928 |