| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | Polyester Grade | MT | 618.39 | USD | 20250927 |
| Shandong Yihe Chem | China national standards | MT | 527.04 | USD | 20250927 |
| Shandong Yihe Chem | China national standards | MT | 534.07 | USD | 20250927 |
| Shandong Yuxuan Chem | Polyester Grade | MT | 562.18 | USD | 20250927 |
| Shandong Yuxuan Chem | Industrial Grade | MT | 562.18 | USD | 20250927 |
| Shandong Yuxuan Chem | Polyester Resin Grade | MT | 569.2 | USD | 20250927 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 674.61 | USD | 20250927 |
| Qingdao Shengze Chem | China national standards | MT | 541.1 | USD | 20250926 |
| Shandong Hualu | Polyester Resin Grade | MT | 541.1 | USD | 20250926 |
| Qingdao Shengze Chem | Polyester Grade | MT | 541.1 | USD | 20250926 |