| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4570.0 | USD | 20190701 |
| Unknown | China national standards | MT | 4910.0 | USD | 20190701 |
| Unknown | China national standards | MT | 11120.0 | USD | 20190701 |
| Unknown | China national standards | MT | 5530.0 | USD | 20190701 |
| Unknown | China national standards | MT | 620.0 | USD | 20190623 |
| Unknown | China national standards | MT | 730.0 | USD | 20190620 |
| Unknown | China national standards | MT | 840.0 | USD | 20190619 |
| Unknown | China national standards | MT | 4980.0 | USD | 20190614 |
| Unknown | China national standards | MT | 730.0 | USD | 20190613 |
| Unknown | China national standards | MT | 840.0 | USD | 20190612 |