| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 520.0 | USD | 20190620 |
| Unknown | China national standards | MT | 580.0 | USD | 20190619 |
| Unknown | China national standards | MT | 590.0 | USD | 20190619 |
| Unknown | China national standards | MT | 640.0 | USD | 20190618 |
| Unknown | China national standards | MT | 3510.0 | USD | 20190618 |
| Unknown | China national standards | MT | 4180.0 | USD | 20190618 |
| Unknown | China national standards | MT | 4120.0 | USD | 20190618 |
| Unknown | China national standards | MT | 600.0 | USD | 20190617 |
| Unknown | China national standards | MT | 610.0 | USD | 20190617 |
| Unknown | China national standards | MT | 3870.0 | USD | 20190616 |