| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 50.0 | USD | 20191111 |
| Unknown | China national standards | MT | 50.0 | USD | 20191110 |
| Unknown | China national standards | MT | 350.0 | USD | 20191110 |
| Unknown | China national standards | MT | 80.0 | USD | 20191110 |
| Unknown | China national standards | MT | 70.0 | USD | 20191110 |
| Unknown | China national standards | MT | 90.0 | USD | 20191110 |
| Unknown | China national standards | MT | 410.0 | USD | 20191101 |
| Unknown | China national standards | MT | 360.0 | USD | 20191101 |
| Unknown | China national standards | MT | 180.0 | USD | 20191101 |
| Unknown | China national standards | MT | 530.0 | USD | 20191101 |