| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 130.0 | USD | 20180501 |
| Unknown | China national standards | MT | 160.0 | USD | 20180422 |
| Unknown | China national standards | MT | 150.0 | USD | 20180422 |
| Unknown | China national standards | MT | 2550.0 | USD | 20180421 |
| Unknown | China national standards | MT | 980.0 | USD | 20180421 |
| Unknown | China national standards | MT | 5340.0 | USD | 20180420 |
| Unknown | China national standards | MT | 920.0 | USD | 20180420 |
| Unknown | China national standards | MT | 1000.0 | USD | 20180419 |
| Unknown | China national standards | MT | 1020.0 | USD | 20180419 |
| Unknown | China national standards | MT | 120.0 | USD | 20180419 |