| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3250.0 | USD | 20190215 |
| Unknown | China national standards | MT | 410.0 | USD | 20190215 |
| Unknown | China national standards | MT | 470.0 | USD | 20190215 |
| Unknown | China national standards | MT | 3200.0 | USD | 20190214 |
| Unknown | China national standards | MT | 460.0 | USD | 20190211 |
| Unknown | China national standards | MT | 2120.0 | USD | 20190210 |
| Unknown | China national standards | MT | 460.0 | USD | 20190201 |
| Unknown | China national standards | MT | 480.0 | USD | 20190201 |
| Unknown | China national standards | MT | 410.0 | USD | 20190201 |
| Unknown | China national standards | MT | 1290.0 | USD | 20190201 |