| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Baoxin Tech | China national standards | MT | 212.01 | USD | 20251210 |
| Henan Baoxin Tech | China national standards | MT | 211.95 | USD | 20251209 |
| Henan Baoxin Tech | China national standards | MT | 212.07 | USD | 20251204 |
| Henan Baoxin Tech | China national standards | MT | 211.88 | USD | 20251202 |
| Henan Baoxin Tech | China national standards | MT | 211.99 | USD | 20251201 |
| Henan Baoxin Tech | China national standards | MT | 211.9 | USD | 20251128 |
| Henan Baoxin Tech | China national standards | MT | 211.93 | USD | 20251127 |
| Henan Baoxin Tech | China national standards | MT | 211.88 | USD | 20251126 |
| Henan Baoxin Tech | China national standards | MT | 211.79 | USD | 20251125 |
| Henan Baoxin Tech | China national standards | MT | 211.72 | USD | 20251124 |