| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1670.0 | USD | 20210316 |
| Unknown | China national standards | MT | 1980.0 | USD | 20210316 |
| Unknown | China national standards | MT | 260.0 | USD | 20210315 |
| Unknown | China national standards | MT | 270.0 | USD | 20210315 |
| Unknown | China national standards | MT | 1610.0 | USD | 20210315 |
| Unknown | China national standards | MT | 240.0 | USD | 20210313 |
| Unknown | China national standards | MT | 250.0 | USD | 20210313 |
| Unknown | China national standards | MT | 250.0 | USD | 20210312 |
| Unknown | China national standards | MT | 200.0 | USD | 20210312 |
| Unknown | China national standards | MT | 1580.0 | USD | 20210311 |