| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 889.13 | USD | 20251110 |
| Shandong Langchem | China national standards | MT | 1114.94 | USD | 20251110 |
| Sinopec | China national standards | MT | 994.98 | USD | 20251110 |
| Beijing Yanshan Petro | China national standards | MT | 987.92 | USD | 20251110 |
| Beijing Yanshan Petro | China national standards | MT | 917.35 | USD | 20251110 |
| Shandong Jinshenrun Chem | China national standards | MT | 987.92 | USD | 20251110 |
| Jinan Angxin Chem | China national standards | MT | 917.35 | USD | 20251110 |
| Jiangsu Youlixin Chem | China national standards | MT | 1065.54 | USD | 20251110 |
| Unknown | China national standards | MT | 891.95 | USD | 20251110 |
| Lihuayi Weiyuan Chem | China national standards | MT | 945.58 | USD | 20251110 |