| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1510.0 | USD | 20190522 |
| Unknown | China national standards | MT | 1530.0 | USD | 20190522 |
| Unknown | China national standards | MT | 230.0 | USD | 20190521 |
| Unknown | China national standards | MT | 200.0 | USD | 20190521 |
| Unknown | China national standards | MT | 240.0 | USD | 20190520 |
| Unknown | China national standards | MT | 230.0 | USD | 20190520 |
| Unknown | China national standards | MT | 1640.0 | USD | 20190520 |
| Unknown | China national standards | MT | 1530.0 | USD | 20190520 |
| Unknown | China national standards | MT | 210.0 | USD | 20190519 |
| Unknown | China national standards | MT | 230.0 | USD | 20190518 |