| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1040.0 | USD | 20190320 |
| Unknown | China national standards | MT | 150.0 | USD | 20190320 |
| Unknown | China national standards | MT | 120.0 | USD | 20190319 |
| Unknown | China national standards | MT | 150.0 | USD | 20190319 |
| Unknown | China national standards | MT | 780.0 | USD | 20190318 |
| Unknown | China national standards | MT | 180.0 | USD | 20190317 |
| Unknown | China national standards | MT | 800.0 | USD | 20190317 |
| Unknown | China national standards | MT | 960.0 | USD | 20190316 |
| Unknown | China national standards | MT | 110.0 | USD | 20190316 |
| Unknown | China national standards | MT | 140.0 | USD | 20190315 |