| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 720.0 | USD | 20190923 |
| Unknown | China national standards | MT | 90.0 | USD | 20190923 |
| Unknown | China national standards | MT | 610.0 | USD | 20190923 |
| Unknown | China national standards | MT | 100.0 | USD | 20190922 |
| Unknown | China national standards | MT | 100.0 | USD | 20190922 |
| Unknown | China national standards | MT | 680.0 | USD | 20190921 |
| Unknown | China national standards | MT | 100.0 | USD | 20190921 |
| Unknown | China national standards | MT | 90.0 | USD | 20190921 |
| Unknown | China national standards | MT | 90.0 | USD | 20190920 |
| Unknown | China national standards | MT | 90.0 | USD | 20190919 |