| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyihai | China national standards | MT | 272.74 | USD | 20250803 |
| Henan Huiyihai | China national standards | MT | 272.74 | USD | 20250802 |
| Henan Huiyihai | China national standards | MT | 272.74 | USD | 20250801 |
| Henan Huiyihai | China national standards | MT | 272.75 | USD | 20250731 |
| Henan Huiyihai | China national standards | MT | 272.95 | USD | 20250730 |
| Henan Huiyihai | China national standards | MT | 272.69 | USD | 20250729 |
| Henan Huiyihai | China national standards | MT | 272.85 | USD | 20250728 |
| Henan Huiyihai | China national standards | MT | 273.04 | USD | 20250727 |
| Henan Huiyihai | China national standards | MT | 273.04 | USD | 20250726 |
| Henan Huiyihai | China national standards | MT | 273.04 | USD | 20250725 |