| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3330.0 | USD | 20181001 |
| Unknown | China national standards | MT | 3440.0 | USD | 20181001 |
| Unknown | China national standards | MT | 3470.0 | USD | 20181001 |
| Unknown | China national standards | MT | 3530.0 | USD | 20181001 |
| Unknown | China national standards | MT | 25180.0 | USD | 20180923 |
| Unknown | China national standards | MT | 23070.0 | USD | 20180922 |
| Unknown | China national standards | MT | 23450.0 | USD | 20180921 |
| Unknown | China national standards | MT | 23700.0 | USD | 20180921 |
| Unknown | China national standards | MT | 3540.0 | USD | 20180921 |
| Unknown | China national standards | MT | 3500.0 | USD | 20180920 |