| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 614.72 | USD | 20251208 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 522.86 | USD | 20251208 |
| Shandong Yihe Chem | China national standards | MT | 537.0 | USD | 20251208 |
| Guangzhou Tianyue Chem | Polyester Grade | MT | 664.18 | USD | 20251208 |
| Sinopec | China national standards | MT | 678.31 | USD | 20251208 |
| Shandong Hualu | Polyester Resin Grade | MT | 491.78 | USD | 20251208 |
| Shanghai Guoke | China national standards | MT | 671.25 | USD | 20251208 |
| Shandong Jinshenrun Chem | China national standards | MT | 565.26 | USD | 20251208 |
| Jinan Qi Mat | China national standards | MT | 491.78 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 480.47 | USD | 20251208 |