| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 508.96 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 530.16 | USD | 20251204 |
| Hualu Holdings | China national standards | MT | 678.61 | USD | 20251204 |
| Wuhan Hengjiu Chem | China national standards | MT | 678.61 | USD | 20251204 |
| Shandong Yihe Chem | China national standards | MT | 516.03 | USD | 20251204 |
| Shandong Hongyang Chem | China national standards | MT | 593.08 | USD | 20251204 |
| Shandong Fusheng | China national standards | MT | 508.96 | USD | 20251204 |
| CNPC | China national standards | MT | 637.61 | USD | 20251204 |
| CNOOC | Polyester Grade | MT | 678.61 | USD | 20251204 |
| Jinan Jinrihe Chem | China national standards | MT | 579.64 | USD | 20251204 |