| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1010.0 | USD | 20180117 |
| Unknown | China national standards | MT | 970.0 | USD | 20180116 |
| Unknown | China national standards | MT | 150.0 | USD | 20180116 |
| Unknown | China national standards | MT | 150.0 | USD | 20180115 |
| Unknown | China national standards | MT | 920.0 | USD | 20180115 |
| Unknown | China national standards | MT | 970.0 | USD | 20180114 |
| Unknown | China national standards | MT | 920.0 | USD | 20180114 |
| Unknown | China national standards | MT | 930.0 | USD | 20180114 |
| Unknown | China national standards | MT | 950.0 | USD | 20180113 |
| Unknown | China national standards | MT | 930.0 | USD | 20180113 |