| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hualu | Polyester Resin Grade | MT | 513.08 | USD | 20251206 |
| Jinan Qi Mat | China national standards | MT | 513.08 | USD | 20251206 |
| Lihuayi Weiyuan Chem | Polyester Resin Grade | MT | 504.6 | USD | 20251206 |
| Shandong Yuxuan Chem | Polyester Resin Grade | MT | 544.18 | USD | 20251206 |
| Shandong Zhenkun | China national standards | MT | 607.78 | USD | 20251206 |
| Shandong Yuxuan Chem | Polyester Grade | MT | 537.11 | USD | 20251206 |
| Shandong Yuxuan Chem | Industrial Grade | MT | 537.11 | USD | 20251206 |
| Lihuayi Weiyuan Chem | China national standards | MT | 579.51 | USD | 20251206 |
| Qingdao Shengze Chem | China national standards | MT | 513.08 | USD | 20251206 |
| Beijing Yanshan Petro | China national standards | MT | 522.98 | USD | 20251206 |