| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1400.0 | USD | 20180522 |
| Unknown | China national standards | MT | 220.0 | USD | 20180520 |
| Unknown | China national standards | MT | 1390.0 | USD | 20180519 |
| Unknown | China national standards | MT | 1370.0 | USD | 20180519 |
| Unknown | China national standards | MT | 1370.0 | USD | 20180518 |
| Unknown | China national standards | MT | 220.0 | USD | 20180518 |
| Unknown | China national standards | MT | 220.0 | USD | 20180517 |
| Unknown | China national standards | MT | 220.0 | USD | 20180516 |
| Unknown | China national standards | MT | 270.0 | USD | 20180514 |
| Unknown | China national standards | MT | 1710.0 | USD | 20180513 |