| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 340.0 | USD | 20180501 |
| Unknown | China national standards | MT | 340.0 | USD | 20180501 |
| Unknown | China national standards | MT | 2100.0 | USD | 20180423 |
| Unknown | China national standards | MT | 220.0 | USD | 20180422 |
| Unknown | China national standards | MT | 300.0 | USD | 20180421 |
| Unknown | China national standards | MT | 220.0 | USD | 20180421 |
| Unknown | China national standards | MT | 240.0 | USD | 20180421 |
| Unknown | China national standards | MT | 1830.0 | USD | 20180421 |
| Unknown | China national standards | MT | 1920.0 | USD | 20180421 |
| Unknown | China national standards | MT | 480.0 | USD | 20180419 |