| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2830.0 | USD | 20180701 |
| Unknown | China national standards | MT | 3030.0 | USD | 20180701 |
| Unknown | China national standards | MT | 2540.0 | USD | 20180701 |
| Unknown | China national standards | MT | 2930.0 | USD | 20180701 |
| Unknown | China national standards | MT | 3990.0 | USD | 20180620 |
| Unknown | China national standards | MT | 630.0 | USD | 20180619 |
| Unknown | China national standards | MT | 2580.0 | USD | 20180619 |
| Unknown | China national standards | MT | 2880.0 | USD | 20180618 |
| Unknown | China national standards | MT | 2330.0 | USD | 20180616 |
| Unknown | China national standards | MT | 2790.0 | USD | 20180616 |