| Vendor | Spec | Unit | Price | Currency | Date |
| CNOOC | Polyester Grade | MT | 650.33 | USD | 20251204 |
| Baozhen Shandong Chem | Polyester Grade | MT | 678.61 | USD | 20251204 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 523.09 | USD | 20251204 |
| Shandong Fusheng | China national standards | MT | 508.96 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 530.16 | USD | 20251204 |
| Shandong Yuanhe Chem | Polyester Grade | MT | 692.75 | USD | 20251204 |
| Shandong Jinshenrun Chem | China national standards | MT | 565.51 | USD | 20251204 |
| Shandong Yihe Chem | China national standards | MT | 516.03 | USD | 20251204 |
| CNOOC | China national standards | MT | 565.51 | USD | 20251204 |
| Shandong Qiangsen Chem | China national standards | MT | 508.96 | USD | 20251204 |