| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3350.0 | USD | 20201121 |
| Unknown | China national standards | MT | 500.0 | USD | 20201117 |
| Unknown | China national standards | MT | 500.0 | USD | 20201113 |
| Unknown | China national standards | MT | 3330.0 | USD | 20201112 |
| Unknown | China national standards | MT | 6020.0 | USD | 20201101 |
| Unknown | China national standards | MT | 6000.0 | USD | 20201101 |
| Unknown | China national standards | MT | 620.0 | USD | 20201021 |
| Unknown | China national standards | MT | 4230.0 | USD | 20201018 |
| Unknown | China national standards | MT | 12670.0 | USD | 20201017 |
| Unknown | China national standards | MT | 4920.0 | USD | 20201017 |