| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 508.96 | USD | 20251204 |
| Jinan Xingdate Bio | Polyester Grade | MT | 763.43 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 678.61 | USD | 20251204 |
| Shandong Jinwen Chem | China national standards | MT | 508.96 | USD | 20251204 |
| Shandong Zhiheng | China national standards | MT | 593.08 | USD | 20251204 |
| Shandong Hongshuo Chem | China national standards | MT | 494.82 | USD | 20251204 |
| Shanghai Guoke | China national standards | MT | 671.54 | USD | 20251204 |
| Shandong Hongshuo Chem | Polyester Grade | MT | 537.23 | USD | 20251204 |
| Shandong Fusheng | China national standards | MT | 508.96 | USD | 20251204 |
| BASF YPC | China national standards | MT | 607.92 | USD | 20251204 |