| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 400.0 | USD | 20201101 |
| Unknown | China national standards | MT | 60.0 | USD | 20201101 |
| Unknown | China national standards | MT | 13860.0 | USD | 20201022 |
| Unknown | China national standards | MT | 1140.0 | USD | 20201021 |
| Unknown | China national standards | MT | 1140.0 | USD | 20201020 |
| Unknown | China national standards | MT | 13760.0 | USD | 20201019 |
| Unknown | China national standards | MT | 2020.0 | USD | 20201018 |
| Unknown | China national standards | MT | 160.0 | USD | 20201016 |
| Unknown | China national standards | MT | 2030.0 | USD | 20201012 |
| Unknown | China national standards | MT | 830.0 | USD | 20201010 |