| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 340.0 | USD | 20180721 |
| Unknown | China national standards | MT | 300.0 | USD | 20180720 |
| Unknown | China national standards | MT | 2180.0 | USD | 20180720 |
| Unknown | China national standards | MT | 2110.0 | USD | 20180719 |
| Unknown | China national standards | MT | 2210.0 | USD | 20180718 |
| Unknown | China national standards | MT | 340.0 | USD | 20180716 |
| Unknown | China national standards | MT | 380.0 | USD | 20180716 |
| Unknown | China national standards | MT | 60.0 | USD | 20180715 |
| Unknown | China national standards | MT | 4970.0 | USD | 20180715 |
| Unknown | China national standards | MT | 2120.0 | USD | 20180715 |