| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20180922 |
| Unknown | China national standards | MT | 150.0 | USD | 20180921 |
| Unknown | China national standards | MT | 980.0 | USD | 20180920 |
| Unknown | China national standards | MT | 100.0 | USD | 20180920 |
| Unknown | China national standards | MT | 670.0 | USD | 20180919 |
| Unknown | China national standards | MT | 1000.0 | USD | 20180919 |
| Unknown | China national standards | MT | 980.0 | USD | 20180919 |
| Unknown | China national standards | MT | 140.0 | USD | 20180918 |
| Unknown | China national standards | MT | 190.0 | USD | 20180918 |
| Unknown | China national standards | MT | 150.0 | USD | 20180917 |