| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20210101 |
| Unknown | China national standards | MT | 180.0 | USD | 20210101 |
| Unknown | China national standards | MT | 120.0 | USD | 20210101 |
| Unknown | China national standards | MT | 170.0 | USD | 20210101 |
| Unknown | China national standards | MT | 1100.0 | USD | 20201223 |
| Unknown | China national standards | MT | 160.0 | USD | 20201223 |
| Unknown | China national standards | MT | 800.0 | USD | 20201222 |
| Unknown | China national standards | MT | 1340.0 | USD | 20201221 |
| Unknown | China national standards | MT | 8980.0 | USD | 20201220 |
| Unknown | China national standards | MT | 770.0 | USD | 20201220 |