| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1860.0 | USD | 20180119 |
| Unknown | China national standards | MT | 1850.0 | USD | 20180118 |
| Unknown | China national standards | MT | 2860.0 | USD | 20180115 |
| Unknown | China national standards | MT | 2850.0 | USD | 20180114 |
| Unknown | China national standards | MT | 12140.0 | USD | 20180114 |
| Unknown | China national standards | MT | 2850.0 | USD | 20180113 |
| Unknown | China national standards | MT | 440.0 | USD | 20180113 |
| Unknown | China national standards | MT | 430.0 | USD | 20180101 |
| Unknown | China national standards | MT | 2070.0 | USD | 20180101 |
| Unknown | China national standards | MT | 2830.0 | USD | 20180101 |