| Vendor | Spec | Unit | Price | Currency | Date |
| Jiyuan Hengshun | 50percent | MT | 516.37 | USD | 20251211 |
| Jiyuan Hengshun | 50percent | MT | 515.88 | USD | 20251210 |
| Jiyuan Hengshun | 50percent | MT | 515.73 | USD | 20251209 |
| Jiyuan Hengshun | 50percent | MT | 515.8 | USD | 20251208 |
| Jiyuan Hengshun | 50percent | MT | 516.03 | USD | 20251204 |
| Jiyuan Hengshun | China national standards | MT | 515.87 | USD | 20251203 |
| Jiyuan Hengshun | 50percent | MT | 515.84 | USD | 20251201 |
| Jiyuan Hengshun | 50percent | MT | 515.62 | USD | 20251128 |
| Jiyuan Hengshun | 50percent | MT | 515.62 | USD | 20251128 |
| Jiyuan Hengshun | 50percent | MT | 515.69 | USD | 20251127 |