| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 160.0 | USD | 20210122 |
| Unknown | China national standards | MT | 1980.0 | USD | 20210121 |
| Unknown | China national standards | MT | 150.0 | USD | 20210121 |
| Unknown | China national standards | MT | 150.0 | USD | 20210121 |
| Unknown | China national standards | MT | 470.0 | USD | 20210121 |
| Unknown | China national standards | MT | 780.0 | USD | 20210119 |
| Unknown | China national standards | MT | 980.0 | USD | 20210118 |
| Unknown | China national standards | MT | 180.0 | USD | 20210118 |
| Unknown | China national standards | MT | 160.0 | USD | 20210118 |
| Unknown | China national standards | MT | 130.0 | USD | 20210117 |