| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 604.54 | USD | 20250920 |
| Shandong Yushuo Chem | Polyester Grade | MT | 590.48 | USD | 20250920 |
| Shandong Yushuo Chem | Polyester Grade | MT | 590.48 | USD | 20250920 |
| Shandong Yushuo Chem | Polyester Grade | MT | 590.48 | USD | 20250920 |
| Shandong Hualu | Polyester Resin Grade | MT | 541.28 | USD | 20250920 |
| Jinan Dezheng Chem | China national standards | MT | 541.28 | USD | 20250920 |
| Shandong Shuojia Chem | Polyester Grade | MT | 618.6 | USD | 20250920 |
| Sinopec | China national standards | MT | 618.6 | USD | 20250920 |
| Shandong Shuojia Chem | China national standards | MT | 618.6 | USD | 20250920 |
| Shandong Shuojia Chem | Polyester Grade | MT | 618.6 | USD | 20250920 |