| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 320.0 | USD | 20180601 |
| Unknown | China national standards | MT | 280.0 | USD | 20180601 |
| Unknown | China national standards | MT | 290.0 | USD | 20180523 |
| Unknown | China national standards | MT | 2020.0 | USD | 20180522 |
| Unknown | China national standards | MT | 460.0 | USD | 20180522 |
| Unknown | China national standards | MT | 320.0 | USD | 20180522 |
| Unknown | China national standards | MT | 2280.0 | USD | 20180521 |
| Unknown | China national standards | MT | 2900.0 | USD | 20180521 |
| Unknown | China national standards | MT | 1930.0 | USD | 20180521 |
| Unknown | China national standards | MT | 460.0 | USD | 20180521 |