| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | Polyester Grade | MT | 593.65 | USD | 20251205 |
| Shandong Yushuo Chem | China national standards | MT | 551.24 | USD | 20251205 |
| Shandong Yushuo Chem | Polyester Grade | MT | 593.65 | USD | 20251205 |
| Jinan Jinrihe Chem | China national standards | MT | 579.51 | USD | 20251205 |
| Shandong Junfeng | China national standards | MT | 621.92 | USD | 20251205 |
| Shandong Rongxin | Polyester Resin Grade | MT | 506.01 | USD | 20251205 |
| Qingdao Shengze Chem | China national standards | MT | 513.08 | USD | 20251205 |
| Qingdao Shengze Chem | Polyester Grade | MT | 513.08 | USD | 20251205 |
| Shandong Yushuo Chem | Polyester Grade | MT | 593.65 | USD | 20251205 |
| Shandong Hongyang Chem | China national standards | MT | 592.94 | USD | 20251205 |