| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 434470.0 | USD | 20190219 |
| Unknown | China national standards | MT | 63210.0 | USD | 20190215 |
| Unknown | China national standards | MT | 434260.0 | USD | 20190213 |
| Unknown | China national standards | MT | 429320.0 | USD | 20190201 |
| Unknown | China national standards | MT | 429320.0 | USD | 20190201 |
| Unknown | China national standards | MT | 63490.0 | USD | 20190201 |
| Unknown | China national standards | MT | 63720.0 | USD | 20190201 |
| Unknown | China national standards | MT | 63490.0 | USD | 20190201 |
| Unknown | China national standards | MT | 438110.0 | USD | 20190121 |
| Unknown | China national standards | MT | 63030.0 | USD | 20190121 |