| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 12410.0 | USD | 20210101 |
| Unknown | China national standards | MT | 350.19 | USD | 20210101 |
| Unknown | China national standards | MT | 7050.0 | USD | 20201223 |
| Unknown | China national standards | MT | 50.0 | USD | 20201220 |
| Unknown | China national standards | MT | 12610.0 | USD | 20201219 |
| Unknown | China national standards | MT | 380.0 | USD | 20201219 |
| Unknown | China national standards | MT | 60.0 | USD | 20201219 |
| Unknown | China national standards | MT | 7080.0 | USD | 20201218 |
| Unknown | China national standards | MT | 60.0 | USD | 20201218 |
| Unknown | China national standards | MT | 20.0 | USD | 20201217 |