| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 120.0 | USD | 20190923 |
| Unknown | China national standards | MT | 100.0 | USD | 20190922 |
| Unknown | China national standards | MT | 140.0 | USD | 20190921 |
| Unknown | China national standards | MT | 990.0 | USD | 20190921 |
| Unknown | China national standards | MT | 820.0 | USD | 20190921 |
| Unknown | China national standards | MT | 670.0 | USD | 20190921 |
| Unknown | China national standards | MT | 110.0 | USD | 20190919 |
| Unknown | China national standards | MT | 140.0 | USD | 20190918 |
| Unknown | China national standards | MT | 1000.0 | USD | 20190917 |
| Unknown | China national standards | MT | 1000.0 | USD | 20190917 |