| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 610.0 | USD | 20210301 |
| Unknown | China national standards | MT | 610.0 | USD | 20210301 |
| Unknown | China national standards | MT | 690.0 | USD | 20210223 |
| Unknown | China national standards | MT | 260.0 | USD | 20210222 |
| Unknown | China national standards | MT | 4020.0 | USD | 20210222 |
| Unknown | China national standards | MT | 510.0 | USD | 20210221 |
| Unknown | China national standards | MT | 5300.0 | USD | 20210221 |
| Unknown | China national standards | MT | 7720.0 | USD | 20210221 |
| Unknown | China national standards | MT | 1700.0 | USD | 20210220 |
| Unknown | China national standards | MT | 4440.0 | USD | 20210220 |