| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 500.0 | USD | 20190211 |
| Unknown | China national standards | MT | 1800.0 | USD | 20190210 |
| Unknown | China national standards | MT | 600.0 | USD | 20190210 |
| Unknown | China national standards | MT | 570.0 | USD | 20190210 |
| Unknown | China national standards | MT | 360.0 | USD | 20190210 |
| Unknown | China national standards | MT | 420.0 | USD | 20190210 |
| Unknown | China national standards | MT | 2890.0 | USD | 20190201 |
| Unknown | China national standards | MT | 190.0 | USD | 20190201 |
| Unknown | China national standards | MT | 2110.0 | USD | 20190201 |
| Unknown | China national standards | MT | 1980.0 | USD | 20190201 |