| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2570.0 | USD | 20180116 |
| Unknown | China national standards | MT | 360.0 | USD | 20180115 |
| Unknown | China national standards | MT | 280.0 | USD | 20180114 |
| Unknown | China national standards | MT | 340.0 | USD | 20180112 |
| Unknown | China national standards | MT | 350.0 | USD | 20180112 |
| Unknown | China national standards | MT | 2540.0 | USD | 20180112 |
| Unknown | China national standards | MT | 2370.0 | USD | 20180112 |
| Unknown | China national standards | MT | 2370.0 | USD | 20180112 |
| Unknown | China national standards | MT | 2130.0 | USD | 20180111 |
| Unknown | China national standards | MT | 2250.0 | USD | 20180111 |