| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3290.0 | USD | 20190301 |
| Unknown | China national standards | MT | 3830.0 | USD | 20190301 |
| Unknown | China national standards | MT | 3640.0 | USD | 20190221 |
| Unknown | China national standards | MT | 3920.0 | USD | 20190220 |
| Unknown | China national standards | MT | 27160.0 | USD | 20190210 |
| Unknown | China national standards | MT | 25240.0 | USD | 20190210 |
| Unknown | China national standards | MT | 23770.0 | USD | 20190210 |
| Unknown | China national standards | MT | 27160.0 | USD | 20190210 |
| Unknown | China national standards | MT | 3650.0 | USD | 20190210 |
| Unknown | China national standards | MT | 3450.0 | USD | 20190201 |