| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1750.0 | USD | 20180823 |
| Unknown | China national standards | MT | 270.0 | USD | 20180822 |
| Unknown | China national standards | MT | 2820.0 | USD | 20180821 |
| Unknown | China national standards | MT | 1990.0 | USD | 20180820 |
| Unknown | China national standards | MT | 300.0 | USD | 20180819 |
| Unknown | China national standards | MT | 420.0 | USD | 20180819 |
| Unknown | China national standards | MT | 280.0 | USD | 20180816 |
| Unknown | China national standards | MT | 270.0 | USD | 20180816 |
| Unknown | China national standards | MT | 270.0 | USD | 20180816 |
| Unknown | China national standards | MT | 1740.0 | USD | 20180816 |