| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 988.2 | USD | 20251109 |
| Beijing Yanshan Petro | China national standards | MT | 889.38 | USD | 20251109 |
| Qingdao Shengze Chem | China national standards | MT | 889.38 | USD | 20251109 |
| Shandong Xingpeng Chem | China national standards | MT | 903.5 | USD | 20251109 |
| Shandong Jinshenrun Chem | China national standards | MT | 988.2 | USD | 20251109 |
| Jinan Qi Mat | China national standards | MT | 889.38 | USD | 20251109 |
| Beijing Yanshan Petro | China national standards | MT | 889.38 | USD | 20251109 |
| Shandong Jinshenrun Chem | China national standards | MT | 988.2 | USD | 20251108 |
| Shandong Qiangsen Chem | China national standards | MT | 931.73 | USD | 20251108 |
| Shandong Xima | China national standards | MT | 889.38 | USD | 20251108 |