| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 20.0 | USD | 20200223 |
| Unknown | China national standards | MT | 20.0 | USD | 20200223 |
| Unknown | China national standards | MT | 20.0 | USD | 20200222 |
| Unknown | China national standards | MT | 1370.0 | USD | 20200222 |
| Unknown | China national standards | MT | 60.0 | USD | 20200221 |
| Unknown | China national standards | MT | 110.0 | USD | 20200221 |
| Unknown | China national standards | MT | 430.0 | USD | 20200220 |
| Unknown | China national standards | MT | 430.0 | USD | 20200218 |
| Unknown | China national standards | MT | 5630.0 | USD | 20200218 |
| Unknown | China national standards | MT | 150.0 | USD | 20200218 |