| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 860.0 | USD | 20190522 |
| Unknown | China national standards | MT | 130.0 | USD | 20190521 |
| Unknown | China national standards | MT | 120.0 | USD | 20190521 |
| Unknown | China national standards | MT | 880.0 | USD | 20190521 |
| Unknown | China national standards | MT | 880.0 | USD | 20190521 |
| Unknown | China national standards | MT | 160.0 | USD | 20190520 |
| Unknown | China national standards | MT | 1070.0 | USD | 20190520 |
| Unknown | China national standards | MT | 840.0 | USD | 20190520 |
| Unknown | China national standards | MT | 740.0 | USD | 20190520 |
| Unknown | China national standards | MT | 1420.0 | USD | 20190520 |