| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 150.0 | USD | 20180301 |
| Unknown | China national standards | MT | 160.0 | USD | 20180301 |
| Unknown | China national standards | MT | 1010.0 | USD | 20180223 |
| Unknown | China national standards | MT | 550.0 | USD | 20180223 |
| Unknown | China national standards | MT | 840.0 | USD | 20180222 |
| Unknown | China national standards | MT | 650.0 | USD | 20180222 |
| Unknown | China national standards | MT | 150.0 | USD | 20180222 |
| Unknown | China national standards | MT | 1300.0 | USD | 20180221 |
| Unknown | China national standards | MT | 130.0 | USD | 20180220 |
| Unknown | China national standards | MT | 170.0 | USD | 20180220 |