| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyi | China national standards | MT | 210.89 | USD | 20250919 |
| Henan Huiyi | China national standards | MT | 211.01 | USD | 20250918 |
| Henan Huiyi | China national standards | MT | 211.19 | USD | 20250916 |
| Henan Huiyi | China national standards | MT | 211.1 | USD | 20250915 |
| Henan Huiyi | China national standards | MT | 211.21 | USD | 20250914 |
| Henan Huiyi | China national standards | MT | 211.24 | USD | 20250909 |
| Henan Huiyi | China national standards | MT | 211.18 | USD | 20250908 |
| Henan Huiyi | China national standards | MT | 211.08 | USD | 20250907 |
| Henan Huiyi | China national standards | MT | 211.08 | USD | 20250905 |
| Henan Huiyi | China national standards | MT | 211.11 | USD | 20250904 |