| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing WentongTech | China national standards | MT | 957.65 | USD | 20251013 |
| Beijing WentongTech | China national standards | MT | 1084.4 | USD | 20251013 |
| Beijing WentongTech | China national standards | MT | 1083.77 | USD | 20251012 |
| Beijing WentongTech | China national standards | MT | 1083.77 | USD | 20251011 |
| Beijing WentongTech | China national standards | MT | 957.1 | USD | 20251011 |
| Beijing WentongTech | China national standards | MT | 957.1 | USD | 20251011 |
| Beijing WentongTech | China national standards | MT | 1069.7 | USD | 20251011 |
| Beijing WentongTech | China national standards | MT | 1069.7 | USD | 20251011 |
| Beijing WentongTech | China national standards | MT | 957.1 | USD | 20251010 |
| Beijing WentongTech | China national standards | MT | 1083.77 | USD | 20251010 |