| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Guoke | China national standards | MT | 712.47 | USD | 20251031 |
| Shandong Qiangsen Chem | China national standards | MT | 507.9 | USD | 20251031 |
| Shandong Rongxin | Polyester Resin Grade | MT | 548.81 | USD | 20251031 |
| Shandong Aite Chem | China national standards | MT | 493.79 | USD | 20251031 |
| Shandong Yihe Chem | China national standards | MT | 514.95 | USD | 20251031 |
| Shandong Yihe Chem | China national standards | MT | 536.12 | USD | 20251031 |
| Jinan Angxin Chem | China national standards | MT | 620.77 | USD | 20251031 |
| Nanjing Runsheng Petro | China national standards | MT | 634.88 | USD | 20251031 |
| Nanjing Runsheng Petro | China national standards | MT | 634.88 | USD | 20251031 |
| Nanjing Runsheng Petro | Polyester Grade | MT | 606.66 | USD | 20251031 |