| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 9330.0 | USD | 20191101 |
| Unknown | China national standards | MT | 11450.0 | USD | 20191101 |
| Unknown | China national standards | MT | 70.0 | USD | 20191101 |
| Unknown | China national standards | MT | 490.0 | USD | 20191101 |
| Unknown | China national standards | MT | 2360.0 | USD | 20191023 |
| Unknown | China national standards | MT | 12700.0 | USD | 20191023 |
| Unknown | China national standards | MT | 2680.0 | USD | 20191023 |
| Unknown | China national standards | MT | 2360.0 | USD | 20191021 |
| Unknown | China national standards | MT | 1800.0 | USD | 20191020 |
| Unknown | China national standards | MT | 18950.0 | USD | 20191018 |