| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 630.0 | USD | 20201101 |
| Unknown | China national standards | MT | 30.0 | USD | 20201101 |
| Unknown | China national standards | MT | 80.0 | USD | 20201101 |
| Unknown | China national standards | MT | 180.0 | USD | 20201101 |
| Unknown | China national standards | MT | 30.0 | USD | 20201101 |
| Unknown | China national standards | MT | 30.0 | USD | 20201022 |
| Unknown | China national standards | MT | 640.0 | USD | 20201021 |
| Unknown | China national standards | MT | 30.0 | USD | 20201019 |
| Unknown | China national standards | MT | 220.0 | USD | 20201018 |
| Unknown | China national standards | MT | 220.0 | USD | 20201018 |