| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5800.0 | USD | 20191120 |
| Unknown | China national standards | MT | 5710.0 | USD | 20191119 |
| Unknown | China national standards | MT | 5490.0 | USD | 20191118 |
| Unknown | China national standards | MT | 860.0 | USD | 20191116 |
| Unknown | China national standards | MT | 5710.0 | USD | 20191116 |
| Unknown | China national standards | MT | 820.0 | USD | 20191116 |
| Unknown | China national standards | MT | 820.0 | USD | 20191113 |
| Unknown | China national standards | MT | 810.0 | USD | 20191112 |
| Unknown | China national standards | MT | 850.0 | USD | 20191111 |
| Unknown | China national standards | MT | 810.0 | USD | 20191110 |