| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4080.0 | USD | 20180114 |
| Unknown | China national standards | MT | 32340.0 | USD | 20180113 |
| Unknown | China national standards | MT | 27010.0 | USD | 20180113 |
| Unknown | China national standards | MT | 32340.0 | USD | 20180112 |
| Unknown | China national standards | MT | 6960.0 | USD | 20180112 |
| Unknown | China national standards | MT | 15330.0 | USD | 20180112 |
| Unknown | China national standards | MT | 5830.0 | USD | 20180110 |
| Unknown | China national standards | MT | 4870.0 | USD | 20180110 |
| Unknown | China national standards | MT | 4860.0 | USD | 20180101 |
| Unknown | China national standards | MT | 4680.0 | USD | 20180101 |