| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 190.0 | USD | 20201014 |
| Unknown | China national standards | MT | 170.0 | USD | 20201011 |
| Unknown | China national standards | MT | 1170.0 | USD | 20200923 |
| Unknown | China national standards | MT | 1230.0 | USD | 20200922 |
| Unknown | China national standards | MT | 170.0 | USD | 20200921 |
| Unknown | China national standards | MT | 1180.0 | USD | 20200921 |
| Unknown | China national standards | MT | 170.0 | USD | 20200920 |
| Unknown | China national standards | MT | 170.0 | USD | 20200920 |
| Unknown | China national standards | MT | 1240.0 | USD | 20200919 |
| Unknown | China national standards | MT | 170.0 | USD | 20200916 |