| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | Polyester Resin Grade | MT | 513.01 | USD | 20251201 |
| Shandong Yushuo Chem | Polyester Grade | MT | 593.56 | USD | 20251201 |
| Shandong Hongyang Chem | China national standards | MT | 592.86 | USD | 20251201 |
| Beijing Yanshan Petro | China national standards | MT | 522.9 | USD | 20251201 |
| Shandong Yuxuan Chem | Polyester Grade | MT | 551.17 | USD | 20251201 |
| Nanjing Runsheng Petro | China national standards | MT | 607.7 | USD | 20251201 |
| Zhangjiagang Zhaohe Trade | China national standards | MT | 555.41 | USD | 20251201 |
| Nanjing Runsheng Petro | China national standards | MT | 607.7 | USD | 20251201 |
| Shandong Langchem | China national standards | MT | 508.77 | USD | 20251201 |
| Shandong Aite Chem | China national standards | MT | 494.64 | USD | 20251201 |