| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 593.52 | USD | 20251208 |
| Shandong Yuxuan Chem | Polyester Resin Grade | MT | 544.06 | USD | 20251208 |
| Shandong Yuxuan Chem | Polyester Grade | MT | 537.0 | USD | 20251208 |
| Shandong Yushuo Chem | Polyester Grade | MT | 551.13 | USD | 20251208 |
| Shandong Jinshenrun Chem | China national standards | MT | 565.26 | USD | 20251208 |
| Shandong Rongxin | Polyester Resin Grade | MT | 505.91 | USD | 20251208 |
| Shandong Yihe Chem | China national standards | MT | 537.0 | USD | 20251208 |
| Shandong Shuojia Chem | China national standards | MT | 678.31 | USD | 20251208 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 551.13 | USD | 20251208 |
| Zaozhuang Yitai | China national standards | MT | 635.92 | USD | 20251208 |