| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 680.0 | USD | 20181001 |
| Unknown | China national standards | MT | 100.0 | USD | 20181001 |
| Unknown | China national standards | MT | 750.0 | USD | 20180922 |
| Unknown | China national standards | MT | 110.0 | USD | 20180921 |
| Unknown | China national standards | MT | 110.0 | USD | 20180921 |
| Unknown | China national standards | MT | 690.0 | USD | 20180921 |
| Unknown | China national standards | MT | 750.0 | USD | 20180919 |
| Unknown | China national standards | MT | 110.0 | USD | 20180915 |
| Unknown | China national standards | MT | 110.0 | USD | 20180915 |
| Unknown | China national standards | MT | 110.0 | USD | 20180914 |