| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3510.0 | USD | 20190621 |
| Unknown | China national standards | MT | 290.0 | USD | 20190621 |
| Unknown | China national standards | MT | 2980.0 | USD | 20190620 |
| Unknown | China national standards | MT | 1900.0 | USD | 20190620 |
| Unknown | China national standards | MT | 460.0 | USD | 20190619 |
| Unknown | China national standards | MT | 1610.0 | USD | 20190619 |
| Unknown | China national standards | MT | 290.0 | USD | 20190619 |
| Unknown | China national standards | MT | 230.0 | USD | 20190618 |
| Unknown | China national standards | MT | 510.0 | USD | 20190618 |
| Unknown | China national standards | MT | 280.0 | USD | 20190618 |