| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3240.0 | USD | 20210220 |
| Unknown | China national standards | MT | 490.0 | USD | 20210220 |
| Unknown | China national standards | MT | 1700.0 | USD | 20210220 |
| Unknown | China national standards | MT | 3210.0 | USD | 20210219 |
| Unknown | China national standards | MT | 690.0 | USD | 20210219 |
| Unknown | China national standards | MT | 820.0 | USD | 20210218 |
| Unknown | China national standards | MT | 620.0 | USD | 20210217 |
| Unknown | China national standards | MT | 260.0 | USD | 20210215 |
| Unknown | China national standards | MT | 260.0 | USD | 20210215 |
| Unknown | China national standards | MT | 660.0 | USD | 20210215 |