| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 130.0 | USD | 20210223 |
| Unknown | China national standards | MT | 100.0 | USD | 20210221 |
| Unknown | China national standards | MT | 1100.0 | USD | 20210220 |
| Unknown | China national standards | MT | 540.0 | USD | 20210220 |
| Unknown | China national standards | MT | 170.0 | USD | 20210220 |
| Unknown | China national standards | MT | 160.0 | USD | 20210220 |
| Unknown | China national standards | MT | 160.0 | USD | 20210220 |
| Unknown | China national standards | MT | 100.0 | USD | 20210220 |
| Unknown | China national standards | MT | 120.0 | USD | 20210220 |
| Unknown | China national standards | MT | 1100.0 | USD | 20210219 |