| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5680.0 | USD | 20210218 |
| Unknown | China national standards | MT | 670.0 | USD | 20210217 |
| Unknown | China national standards | MT | 820.0 | USD | 20210216 |
| Unknown | China national standards | MT | 5690.0 | USD | 20210215 |
| Unknown | China national standards | MT | 5590.0 | USD | 20210212 |
| Unknown | China national standards | MT | 4380.0 | USD | 20210210 |
| Unknown | China national standards | MT | 2330.0 | USD | 20210201 |
| Unknown | China national standards | MT | 870.0 | USD | 20210201 |
| Unknown | China national standards | MT | 5310.0 | USD | 20210201 |
| Unknown | China national standards | MT | 670.0 | USD | 20210201 |