| Vendor | Spec | Unit | Price | Currency | Date |
| Yankuang Guohong Chem | China national standards | MT | 438.85 | USD | 20260428 |
| Gansu Liuhua | China national standards | MT | 364.49 | USD | 20260428 |
| Ordos NW Energy | China national standards | MT | 398.02 | USD | 20260428 |
| Handan Huafeng | China national standards | MT | 419.89 | USD | 20260428 |
| Houma CITIC | China national standards | MT | 412.6 | USD | 20260428 |
| Xintai Zhengda | China national standards | MT | 440.3 | USD | 20260428 |
| Xuzhou Longxingtai | China national standards | MT | 444.68 | USD | 20260428 |
| Mingquan | China national standards | MT | 447.66 | USD | 20260427 |
| Shandong Energy | China national standards | MT | 440.37 | USD | 20260427 |
| Ordos NW Energy | China national standards | MT | 396.62 | USD | 20260427 |