| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 13600.0 | USD | 20190221 |
| Unknown | China national standards | MT | 2000.0 | USD | 20190219 |
| Unknown | China national standards | MT | 44220.0 | USD | 20190218 |
| Unknown | China national standards | MT | 259929.98 | USD | 20190217 |
| Unknown | China national standards | MT | 6420.0 | USD | 20190217 |
| Unknown | China national standards | MT | 13520.0 | USD | 20190215 |
| Unknown | China national standards | MT | 2000.0 | USD | 20190215 |
| Unknown | China national standards | MT | 38370.0 | USD | 20190214 |
| Unknown | China national standards | MT | 38520.0 | USD | 20190211 |
| Unknown | China national standards | MT | 6480.0 | USD | 20190201 |