| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 150.0 | USD | 20210101 |
| Unknown | China national standards | MT | 150.0 | USD | 20210101 |
| Unknown | China national standards | MT | 130.0 | USD | 20201223 |
| Unknown | China national standards | MT | 330.0 | USD | 20201222 |
| Unknown | China national standards | MT | 110.0 | USD | 20201221 |
| Unknown | China national standards | MT | 110.0 | USD | 20201221 |
| Unknown | China national standards | MT | 750.0 | USD | 20201220 |
| Unknown | China national standards | MT | 1030.0 | USD | 20201220 |
| Unknown | China national standards | MT | 1000.0 | USD | 20201220 |
| Unknown | China national standards | MT | 150.0 | USD | 20201220 |