| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1260.0 | USD | 20190301 |
| Unknown | China national standards | MT | 1240.0 | USD | 20190301 |
| Unknown | China national standards | MT | 13700.0 | USD | 20190301 |
| Unknown | China national standards | MT | 2950.0 | USD | 20190301 |
| Unknown | China national standards | MT | 8320.0 | USD | 20190220 |
| Unknown | China national standards | MT | 1190.0 | USD | 20190215 |
| Unknown | China national standards | MT | 8290.0 | USD | 20190212 |
| Unknown | China national standards | MT | 1190.0 | USD | 20190212 |
| Unknown | China national standards | MT | 8280.0 | USD | 20190210 |
| Unknown | China national standards | MT | 1210.0 | USD | 20190201 |