| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3480.0 | USD | 20210218 |
| Unknown | China national standards | MT | 12810.0 | USD | 20210217 |
| Unknown | China national standards | MT | 540.0 | USD | 20210215 |
| Unknown | China national standards | MT | 380.0 | USD | 20210214 |
| Unknown | China national standards | MT | 130.0 | USD | 20210214 |
| Unknown | China national standards | MT | 2440.0 | USD | 20210214 |
| Unknown | China national standards | MT | 50.0 | USD | 20210214 |
| Unknown | China national standards | MT | 50.0 | USD | 20210211 |
| Unknown | China national standards | MT | 320.0 | USD | 20210210 |
| Unknown | China national standards | MT | 2200.0 | USD | 20210201 |