| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 510.0 | USD | 20171123 |
| Unknown | China national standards | MT | 750.0 | USD | 20171122 |
| Unknown | China national standards | MT | 3340.0 | USD | 20171122 |
| Unknown | China national standards | MT | 4920.0 | USD | 20171115 |
| Unknown | China national standards | MT | 3330.0 | USD | 20171101 |
| Unknown | China national standards | MT | 510.0 | USD | 20171101 |
| Unknown | China national standards | MT | 4920.0 | USD | 20171101 |
| Unknown | China national standards | MT | 750.0 | USD | 20171101 |
| Unknown | China national standards | MT | 4920.0 | USD | 20171023 |
| Unknown | China national standards | MT | 3070.0 | USD | 20171018 |