| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 564.29 | USD | 20251104 |
| Beijing Yanshan Petro | China national standards | MT | 691.26 | USD | 20251104 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 550.19 | USD | 20251104 |
| Shandong Qiangsen Chem | China national standards | MT | 507.86 | USD | 20251104 |
| Shandong Rongxin | Polyester Resin Grade | MT | 548.78 | USD | 20251104 |
| Shandong Fusheng | China national standards | MT | 634.83 | USD | 20251104 |
| Shandong Fusheng | China national standards | MT | 564.29 | USD | 20251104 |
| Shandong Yihe Chem | China national standards | MT | 514.92 | USD | 20251104 |
| Shandong Yihe Chem | China national standards | MT | 536.08 | USD | 20251104 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 550.19 | USD | 20251104 |