| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 20.0 | USD | 20181201 |
| Unknown | China national standards | MT | 40.0 | USD | 20181201 |
| Unknown | China national standards | MT | 180.0 | USD | 20181201 |
| Unknown | China national standards | MT | 1100.0 | USD | 20181201 |
| Unknown | China national standards | MT | 230.0 | USD | 20181201 |
| Unknown | China national standards | MT | 310.0 | USD | 20181201 |
| Unknown | China national standards | MT | 630.0 | USD | 20181201 |
| Unknown | China national standards | MT | 340.0 | USD | 20181201 |
| Unknown | China national standards | MT | 220.0 | USD | 20181201 |
| Unknown | China national standards | MT | 2070.0 | USD | 20181201 |