| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 110.0 | USD | 20201023 |
| Unknown | China national standards | MT | 100.0 | USD | 20201021 |
| Unknown | China national standards | MT | 640.0 | USD | 20201019 |
| Unknown | China national standards | MT | 90.0 | USD | 20201019 |
| Unknown | China national standards | MT | 640.0 | USD | 20201018 |
| Unknown | China national standards | MT | 100.0 | USD | 20201016 |
| Unknown | China national standards | MT | 100.0 | USD | 20201015 |
| Unknown | China national standards | MT | 730.0 | USD | 20201015 |
| Unknown | China national standards | MT | 690.0 | USD | 20201011 |
| Unknown | China national standards | MT | 680.0 | USD | 20201011 |