| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 16570.0 | USD | 20171123 |
| Unknown | China national standards | MT | 2690.0 | USD | 20171122 |
| Unknown | China national standards | MT | 2500.0 | USD | 20171121 |
| Unknown | China national standards | MT | 17410.0 | USD | 20171116 |
| Unknown | China national standards | MT | 2630.0 | USD | 20171114 |
| Unknown | China national standards | MT | 16110.0 | USD | 20171113 |
| Unknown | China national standards | MT | 17410.0 | USD | 20171112 |
| Unknown | China national standards | MT | 16500.0 | USD | 20171112 |
| Unknown | China national standards | MT | 2450.0 | USD | 20171111 |
| Unknown | China national standards | MT | 2640.0 | USD | 20171111 |