| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1140.0 | USD | 20181012 |
| Unknown | China national standards | MT | 8320.0 | USD | 20181001 |
| Unknown | China national standards | MT | 8550.0 | USD | 20180921 |
| Unknown | China national standards | MT | 8320.0 | USD | 20180921 |
| Unknown | China national standards | MT | 8250.0 | USD | 20180919 |
| Unknown | China national standards | MT | 8290.0 | USD | 20180918 |
| Unknown | China national standards | MT | 1240.0 | USD | 20180917 |
| Unknown | China national standards | MT | 8260.0 | USD | 20180917 |
| Unknown | China national standards | MT | 1160.0 | USD | 20180915 |
| Unknown | China national standards | MT | 1200.0 | USD | 20180914 |