| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1550.0 | USD | 20210323 |
| Unknown | China national standards | MT | 23140.0 | USD | 20210322 |
| Unknown | China national standards | MT | 3560.0 | USD | 20210321 |
| Unknown | China national standards | MT | 1670.0 | USD | 20210321 |
| Unknown | China national standards | MT | 1550.0 | USD | 20210319 |
| Unknown | China national standards | MT | 110.0 | USD | 20210319 |
| Unknown | China national standards | MT | 1670.0 | USD | 20210316 |
| Unknown | China national standards | MT | 110.0 | USD | 20210315 |
| Unknown | China national standards | MT | 3610.0 | USD | 20210313 |
| Unknown | China national standards | MT | 10100.0 | USD | 20210312 |