| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 60.0 | USD | 20200223 |
| Unknown | China national standards | MT | 190.0 | USD | 20200223 |
| Unknown | China national standards | MT | 60.0 | USD | 20200223 |
| Unknown | China national standards | MT | 390.0 | USD | 20200222 |
| Unknown | China national standards | MT | 390.0 | USD | 20200222 |
| Unknown | China national standards | MT | 60.0 | USD | 20200222 |
| Unknown | China national standards | MT | 390.0 | USD | 20200221 |
| Unknown | China national standards | MT | 70.0 | USD | 20200221 |
| Unknown | China national standards | MT | 350.0 | USD | 20200220 |
| Unknown | China national standards | MT | 50.0 | USD | 20200220 |