| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 870.0 | USD | 20190222 |
| Unknown | China national standards | MT | 910.0 | USD | 20190220 |
| Unknown | China national standards | MT | 910.0 | USD | 20190217 |
| Unknown | China national standards | MT | 860.0 | USD | 20190216 |
| Unknown | China national standards | MT | 5960.0 | USD | 20190216 |
| Unknown | China national standards | MT | 5810.0 | USD | 20190216 |
| Unknown | China national standards | MT | 880.0 | USD | 20190213 |
| Unknown | China national standards | MT | 840.0 | USD | 20190213 |
| Unknown | China national standards | MT | 5930.0 | USD | 20190211 |
| Unknown | China national standards | MT | 890.0 | USD | 20190210 |