| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20191001 |
| Unknown | China national standards | MT | 100.0 | USD | 20190923 |
| Unknown | China national standards | MT | 90.0 | USD | 20190923 |
| Unknown | China national standards | MT | 690.0 | USD | 20190923 |
| Unknown | China national standards | MT | 100.0 | USD | 20190922 |
| Unknown | China national standards | MT | 140.0 | USD | 20190922 |
| Unknown | China national standards | MT | 2620.0 | USD | 20190922 |
| Unknown | China national standards | MT | 690.0 | USD | 20190922 |
| Unknown | China national standards | MT | 100.0 | USD | 20190921 |
| Unknown | China national standards | MT | 100.0 | USD | 20190921 |