| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 8200.0 | USD | 20191117 |
| Unknown | China national standards | MT | 92680.0 | USD | 20191116 |
| Unknown | China national standards | MT | 13100.0 | USD | 20191116 |
| Unknown | China national standards | MT | 8200.0 | USD | 20191115 |
| Unknown | China national standards | MT | 11520.0 | USD | 20191115 |
| Unknown | China national standards | MT | 12390.0 | USD | 20191113 |
| Unknown | China national standards | MT | 12400.0 | USD | 20191110 |
| Unknown | China national standards | MT | 97810.0 | USD | 20191101 |
| Unknown | China national standards | MT | 11460.0 | USD | 20191101 |
| Unknown | China national standards | MT | 13830.0 | USD | 20191101 |