| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2020.0 | USD | 20190321 |
| Unknown | China national standards | MT | 4020.0 | USD | 20190320 |
| Unknown | China national standards | MT | 2970.0 | USD | 20190320 |
| Unknown | China national standards | MT | 590.0 | USD | 20190319 |
| Unknown | China national standards | MT | 410.0 | USD | 20190319 |
| Unknown | China national standards | MT | 3280.0 | USD | 20190319 |
| Unknown | China national standards | MT | 480.0 | USD | 20190319 |
| Unknown | China national standards | MT | 220.0 | USD | 20190319 |
| Unknown | China national standards | MT | 440.0 | USD | 20190319 |
| Unknown | China national standards | MT | 430.0 | USD | 20190318 |