| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6720.0 | USD | 20180601 |
| Unknown | China national standards | MT | 5720.0 | USD | 20180601 |
| Unknown | China national standards | MT | 5830.0 | USD | 20180601 |
| Unknown | China national standards | MT | 930.0 | USD | 20180601 |
| Unknown | China national standards | MT | 12210.0 | USD | 20180523 |
| Unknown | China national standards | MT | 950.0 | USD | 20180523 |
| Unknown | China national standards | MT | 950.0 | USD | 20180522 |
| Unknown | China national standards | MT | 12210.0 | USD | 20180522 |
| Unknown | China national standards | MT | 950.0 | USD | 20180521 |
| Unknown | China national standards | MT | 910.0 | USD | 20180521 |