| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chem | China national standards | MT | 619.47 | USD | 20250908 |
| Nanjing Baitu Chem | China national standards | MT | 619.47 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 506.84 | USD | 20250908 |
| Shandong Jinwen Chem | China national standards | MT | 506.84 | USD | 20250908 |
| Shandong Fusheng | China national standards | MT | 703.94 | USD | 20250908 |
| Shandong Fusheng | China national standards | MT | 703.94 | USD | 20250908 |
| Shandong Xingpeng Chem | Polyester Resin Grade | MT | 541.77 | USD | 20250907 |
| Qingdao Shengze Chem | China national standards | MT | 541.77 | USD | 20250907 |
| Qingdao Shengze Chem | Polyester Grade | MT | 541.77 | USD | 20250907 |
| Qingdao Shengze Chem | China national standards | MT | 541.77 | USD | 20250907 |