| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 720.0 | USD | 20210115 |
| Unknown | China national standards | MT | 600.0 | USD | 20210112 |
| Unknown | China national standards | MT | 5080.0 | USD | 20210110 |
| Unknown | China national standards | MT | 6030.0 | USD | 20210101 |
| Unknown | China national standards | MT | 6100.0 | USD | 20210101 |
| Unknown | China national standards | MT | 4650.0 | USD | 20210101 |
| Unknown | China national standards | MT | 5650.0 | USD | 20210101 |
| Unknown | China national standards | MT | 6100.0 | USD | 20210101 |
| Unknown | China national standards | MT | 3920.0 | USD | 20210101 |
| Unknown | China national standards | MT | 4070.0 | USD | 20210101 |