| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 190.0 | USD | 20180301 |
| Unknown | China national standards | MT | 190.0 | USD | 20180301 |
| Unknown | China national standards | MT | 1200.0 | USD | 20180223 |
| Unknown | China national standards | MT | 180.0 | USD | 20180223 |
| Unknown | China national standards | MT | 1750.0 | USD | 20180222 |
| Unknown | China national standards | MT | 1190.0 | USD | 20180222 |
| Unknown | China national standards | MT | 160.0 | USD | 20180221 |
| Unknown | China national standards | MT | 1020.0 | USD | 20180220 |
| Unknown | China national standards | MT | 1750.0 | USD | 20180220 |
| Unknown | China national standards | MT | 180.0 | USD | 20180218 |