| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Qidi Chem | Polyester Grade | MT | 579.39 | USD | 20251208 |
| Shandong Yihe Chem | China national standards | MT | 537.0 | USD | 20251208 |
| Sinopec | China national standards | MT | 635.92 | USD | 20251208 |
| Beijing Yanshan Petro | China national standards | MT | 635.92 | USD | 20251208 |
| Shandong Yushuo Chem | Polyester Grade | MT | 551.13 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 491.78 | USD | 20251208 |
| Shandong Jinwen Chem | China national standards | MT | 508.73 | USD | 20251208 |
| Shandong Shuojia Chem | Polyester Grade | MT | 678.31 | USD | 20251208 |
| Shandong Yushuo Chem | Polyester Grade | MT | 551.13 | USD | 20251208 |
| Shanghai Guoke | China national standards | MT | 671.25 | USD | 20251208 |