| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 578.89 | USD | 20251115 |
| Shandong Jinshenrun Chem | China national standards | MT | 578.89 | USD | 20251115 |
| Shandong Yuxuan Chem | Polyester Resin Grade | MT | 543.59 | USD | 20251115 |
| CNOOC | Polyester Grade | MT | 649.49 | USD | 20251115 |
| Shandong Hualu | Polyester Resin Grade | MT | 522.41 | USD | 20251115 |
| Shandong Yihe Chem | China national standards | MT | 536.53 | USD | 20251115 |
| CNOOC | China national standards | MT | 578.89 | USD | 20251115 |
| Qingdao Shengze Chem | Polyester Grade | MT | 529.47 | USD | 20251115 |
| Shandong LuoHeng Chem | China national standards | MT | 578.89 | USD | 20251115 |
| Jinan Qi Mat | China national standards | MT | 522.41 | USD | 20251115 |