| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 110.0 | USD | 20210112 |
| Unknown | China national standards | MT | 770.0 | USD | 20210111 |
| Unknown | China national standards | MT | 2170.0 | USD | 20210111 |
| Unknown | China national standards | MT | 600.0 | USD | 20210110 |
| Unknown | China national standards | MT | 330.0 | USD | 20210110 |
| Unknown | China national standards | MT | 90.0 | USD | 20210110 |
| Unknown | China national standards | MT | 630.0 | USD | 20210101 |
| Unknown | China national standards | MT | 760.0 | USD | 20210101 |
| Unknown | China national standards | MT | 630.0 | USD | 20210101 |
| Unknown | China national standards | MT | 700.0 | USD | 20210101 |