| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 640.0 | USD | 20191117 |
| Unknown | China national standards | MT | 90.0 | USD | 20191117 |
| Unknown | China national standards | MT | 80.0 | USD | 20191117 |
| Unknown | China national standards | MT | 440.0 | USD | 20191116 |
| Unknown | China national standards | MT | 100.0 | USD | 20191116 |
| Unknown | China national standards | MT | 660.0 | USD | 20191114 |
| Unknown | China national standards | MT | 90.0 | USD | 20191113 |
| Unknown | China national standards | MT | 720.0 | USD | 20191111 |
| Unknown | China national standards | MT | 100.0 | USD | 20191111 |
| Unknown | China national standards | MT | 60.0 | USD | 20191110 |