| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 939.94 | USD | 20251205 |
| Luxi Chem | China national standards | MT | 961.14 | USD | 20251205 |
| Luxi Chem | China national standards | MT | 876.34 | USD | 20251205 |
| Lihuayi Shandong | China national standards | MT | 1060.09 | USD | 20251205 |
| Luxi Chem | China national standards | MT | 890.47 | USD | 20251205 |
| Luxi Chem | China national standards | MT | 890.47 | USD | 20251205 |
| Shandong Zhiheng | China national standards | MT | 1053.02 | USD | 20251205 |
| Luxi Chem | China national standards | MT | 1081.29 | USD | 20251205 |
| Shandong Yushuo Chem | China national standards | MT | 975.28 | USD | 20251205 |
| Kunlun Daqing Petro | China national standards | MT | 1017.68 | USD | 20251205 |