| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 410.0 | USD | 20200301 |
| Unknown | China national standards | MT | 250.0 | USD | 20200301 |
| Unknown | China national standards | MT | 410.0 | USD | 20200223 |
| Unknown | China national standards | MT | 1680.0 | USD | 20200222 |
| Unknown | China national standards | MT | 270.0 | USD | 20200222 |
| Unknown | China national standards | MT | 1890.0 | USD | 20200221 |
| Unknown | China national standards | MT | 1370.0 | USD | 20200221 |
| Unknown | China national standards | MT | 1330.0 | USD | 20200220 |
| Unknown | China national standards | MT | 290.0 | USD | 20200219 |
| Unknown | China national standards | MT | 1900.0 | USD | 20200219 |