| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 900.0 | USD | 20191117 |
| Unknown | China national standards | MT | 740.0 | USD | 20191116 |
| Unknown | China national standards | MT | 870.0 | USD | 20191116 |
| Unknown | China national standards | MT | 1130.0 | USD | 20191115 |
| Unknown | China national standards | MT | 500.0 | USD | 20191115 |
| Unknown | China national standards | MT | 520.0 | USD | 20191115 |
| Unknown | China national standards | MT | 40.0 | USD | 20191115 |
| Unknown | China national standards | MT | 310.0 | USD | 20191115 |
| Unknown | China national standards | MT | 3500.0 | USD | 20191115 |
| Unknown | China national standards | MT | 1770.0 | USD | 20191114 |