| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20210323 |
| Unknown | China national standards | MT | 60.0 | USD | 20210323 |
| Unknown | China national standards | MT | 500.0 | USD | 20210323 |
| Unknown | China national standards | MT | 420.0 | USD | 20210323 |
| Unknown | China national standards | MT | 80.0 | USD | 20210322 |
| Unknown | China national standards | MT | 680.0 | USD | 20210322 |
| Unknown | China national standards | MT | 70.0 | USD | 20210321 |
| Unknown | China national standards | MT | 520.0 | USD | 20210321 |
| Unknown | China national standards | MT | 400.0 | USD | 20210321 |
| Unknown | China national standards | MT | 60.0 | USD | 20210320 |