| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 494.24 | USD | 20251117 |
| Shandong LuoHeng Chem | China national standards | MT | 578.89 | USD | 20251116 |
| Shandong Yihe Chem | China national standards | MT | 536.53 | USD | 20251116 |
| Lihuayi Weiyuan Chem | Polyester Resin Grade | MT | 526.65 | USD | 20251116 |
| Jinan Qi Mat | China national standards | MT | 522.41 | USD | 20251116 |
| Shandong Hualu | Polyester Resin Grade | MT | 522.41 | USD | 20251116 |
| Shandong LuoHeng Chem | China national standards | MT | 578.89 | USD | 20251116 |
| Lihuayi Weiyuan Chem | China national standards | MT | 607.13 | USD | 20251116 |
| Shandong Jinshenrun Chem | China national standards | MT | 578.89 | USD | 20251116 |
| Qingdao Shengze Chem | China national standards | MT | 529.47 | USD | 20251116 |