| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4440.0 | USD | 20190301 |
| Unknown | China national standards | MT | 4440.0 | USD | 20190301 |
| Unknown | China national standards | MT | 25200.0 | USD | 20190122 |
| Unknown | China national standards | MT | 17970.0 | USD | 20190118 |
| Unknown | China national standards | MT | 25290.0 | USD | 20190117 |
| Unknown | China national standards | MT | 3670.0 | USD | 20190117 |
| Unknown | China national standards | MT | 2610.0 | USD | 20190114 |
| Unknown | China national standards | MT | 17710.0 | USD | 20190101 |
| Unknown | China national standards | MT | 2570.0 | USD | 20190101 |
| Unknown | China national standards | MT | 3620.0 | USD | 20190101 |