| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 190.0 | USD | 20210301 |
| Unknown | China national standards | MT | 1260.0 | USD | 20210301 |
| Unknown | China national standards | MT | 1160.0 | USD | 20210223 |
| Unknown | China national standards | MT | 1160.0 | USD | 20210223 |
| Unknown | China national standards | MT | 180.0 | USD | 20210223 |
| Unknown | China national standards | MT | 1030.0 | USD | 20210222 |
| Unknown | China national standards | MT | 180.0 | USD | 20210221 |
| Unknown | China national standards | MT | 1020.0 | USD | 20210221 |
| Unknown | China national standards | MT | 1130.0 | USD | 20210218 |
| Unknown | China national standards | MT | 1190.0 | USD | 20210216 |