| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 900.0 | USD | 20210220 |
| Unknown | China national standards | MT | 690.0 | USD | 20210220 |
| Unknown | China national standards | MT | 150.0 | USD | 20210220 |
| Unknown | China national standards | MT | 290.0 | USD | 20210218 |
| Unknown | China national standards | MT | 180.0 | USD | 20210218 |
| Unknown | China national standards | MT | 140.0 | USD | 20210215 |
| Unknown | China national standards | MT | 690.0 | USD | 20210215 |
| Unknown | China national standards | MT | 40.0 | USD | 20210213 |
| Unknown | China national standards | MT | 110.0 | USD | 20210213 |
| Unknown | China national standards | MT | 290.0 | USD | 20210212 |