| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 790.0 | USD | 20210116 |
| Unknown | China national standards | MT | 130.0 | USD | 20210115 |
| Unknown | China national standards | MT | 160.0 | USD | 20210115 |
| Unknown | China national standards | MT | 1090.0 | USD | 20210114 |
| Unknown | China national standards | MT | 960.0 | USD | 20210114 |
| Unknown | China national standards | MT | 140.0 | USD | 20210114 |
| Unknown | China national standards | MT | 180.0 | USD | 20210114 |
| Unknown | China national standards | MT | 788.38 | USD | 20210113 |
| Unknown | China national standards | MT | 840.0 | USD | 20210113 |
| Unknown | China national standards | MT | 200.0 | USD | 20210112 |