| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20210218 |
| Unknown | China national standards | MT | 1090.0 | USD | 20210217 |
| Unknown | China national standards | MT | 1090.0 | USD | 20210217 |
| Unknown | China national standards | MT | 120.0 | USD | 20210214 |
| Unknown | China national standards | MT | 640.0 | USD | 20210213 |
| Unknown | China national standards | MT | 170.0 | USD | 20210212 |
| Unknown | China national standards | MT | 170.0 | USD | 20210212 |
| Unknown | China national standards | MT | 100.0 | USD | 20210212 |
| Unknown | China national standards | MT | 810.0 | USD | 20210210 |
| Unknown | China national standards | MT | 1140.0 | USD | 20210201 |