| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 565.88 | USD | 20251211 |
| Shandong Rongxin | Polyester Resin Grade | MT | 506.47 | USD | 20251211 |
| Shandong Yihe Chem | China national standards | MT | 537.59 | USD | 20251211 |
| BASF YPC | China national standards | MT | 679.06 | USD | 20251211 |
| Shandong Aite Chem | China national standards | MT | 495.15 | USD | 20251211 |
| Liao Jinxinda | China national standards | MT | 530.52 | USD | 20251211 |
| Sinopec | China national standards | MT | 615.4 | USD | 20251211 |
| Nanjing Runsheng Petro | Polyester Grade | MT | 537.59 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 509.29 | USD | 20251211 |
| Lihuayi Weiyuan Chem | Industrial Grade | MT | 551.74 | USD | 20251211 |