| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3340.0 | USD | 20180919 |
| Unknown | China national standards | MT | 3910.0 | USD | 20180918 |
| Unknown | China national standards | MT | 26920.0 | USD | 20180918 |
| Unknown | China national standards | MT | 3650.0 | USD | 20180917 |
| Unknown | China national standards | MT | 23400.0 | USD | 20180917 |
| Unknown | China national standards | MT | 3660.0 | USD | 20180916 |
| Unknown | China national standards | MT | 26990.0 | USD | 20180915 |
| Unknown | China national standards | MT | 3530.0 | USD | 20180912 |
| Unknown | China national standards | MT | 3920.0 | USD | 20180910 |
| Unknown | China national standards | MT | 23100.0 | USD | 20180901 |