| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1680.0 | USD | 20181217 |
| Unknown | China national standards | MT | 210.0 | USD | 20181217 |
| Unknown | China national standards | MT | 240.0 | USD | 20181216 |
| Unknown | China national standards | MT | 240.0 | USD | 20181214 |
| Unknown | China national standards | MT | 210.0 | USD | 20181212 |
| Unknown | China national standards | MT | 1720.0 | USD | 20181211 |
| Unknown | China national standards | MT | 210.0 | USD | 20181210 |
| Unknown | China national standards | MT | 1690.0 | USD | 20181210 |
| Unknown | China national standards | MT | 1630.0 | USD | 20181201 |
| Unknown | China national standards | MT | 1450.0 | USD | 20181201 |