| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 760.0 | USD | 20190923 |
| Unknown | China national standards | MT | 4890.0 | USD | 20190923 |
| Unknown | China national standards | MT | 2200.0 | USD | 20190923 |
| Unknown | China national standards | MT | 510.0 | USD | 20190922 |
| Unknown | China national standards | MT | 2430.0 | USD | 20190922 |
| Unknown | China national standards | MT | 410.0 | USD | 20190921 |
| Unknown | China national standards | MT | 840.0 | USD | 20190921 |
| Unknown | China national standards | MT | 4700.0 | USD | 20190921 |
| Unknown | China national standards | MT | 3660.0 | USD | 20190921 |
| Unknown | China national standards | MT | 2500.0 | USD | 20190920 |