| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3390.0 | USD | 20191001 |
| Unknown | China national standards | MT | 6730.0 | USD | 20191001 |
| Unknown | China national standards | MT | 3680.0 | USD | 20190923 |
| Unknown | China national standards | MT | 2540.0 | USD | 20190923 |
| Unknown | China national standards | MT | 1290.0 | USD | 20190923 |
| Unknown | China national standards | MT | 2540.0 | USD | 20190922 |
| Unknown | China national standards | MT | 4040.0 | USD | 20190921 |
| Unknown | China national standards | MT | 3590.0 | USD | 20190921 |
| Unknown | China national standards | MT | 25000.0 | USD | 20190920 |
| Unknown | China national standards | MT | 13200.0 | USD | 20190920 |