| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 390.0 | USD | 20210116 |
| Unknown | China national standards | MT | 420.0 | USD | 20210116 |
| Unknown | China national standards | MT | 460.0 | USD | 20210115 |
| Unknown | China national standards | MT | 2840.0 | USD | 20210114 |
| Unknown | China national standards | MT | 3140.0 | USD | 20210113 |
| Unknown | China national standards | MT | 2560.0 | USD | 20210113 |
| Unknown | China national standards | MT | 410.0 | USD | 20210113 |
| Unknown | China national standards | MT | 260.0 | USD | 20210112 |
| Unknown | China national standards | MT | 1400.0 | USD | 20210111 |
| Unknown | China national standards | MT | 350.0 | USD | 20210111 |