| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 521.36 | USD | 20251016 |
| Jinan Dezheng Chem | China national standards | MT | 521.36 | USD | 20251016 |
| Beijing Yanshan Petro | China national standards | MT | 600.27 | USD | 20251016 |
| Shandong Hualu | Polyester Resin Grade | MT | 528.41 | USD | 20251016 |
| Qingdao Shengze Chem | China national standards | MT | 528.41 | USD | 20251016 |
| Qingdao Shengze Chem | Polyester Grade | MT | 528.41 | USD | 20251016 |
| Qingdao Shengze Chem | China national standards | MT | 528.41 | USD | 20251016 |
| Nanjing Daze | China national standards | MT | 775.0 | USD | 20251016 |
| Shandong Yuxuan Chem | Polyester Resin Grade | MT | 556.59 | USD | 20251016 |
| Shandong Yuxuan Chem | Industrial Grade | MT | 549.54 | USD | 20251016 |