| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 16380.0 | USD | 20180418 |
| Unknown | China national standards | MT | 15900.0 | USD | 20180416 |
| Unknown | China national standards | MT | 100840.0 | USD | 20180415 |
| Unknown | China national standards | MT | 103710.0 | USD | 20180413 |
| Unknown | China national standards | MT | 100840.0 | USD | 20180413 |
| Unknown | China national standards | MT | 15900.0 | USD | 20180401 |
| Unknown | China national standards | MT | 103740.0 | USD | 20180401 |
| Unknown | China national standards | MT | 16360.0 | USD | 20180401 |
| Unknown | China national standards | MT | 100350.0 | USD | 20180314 |
| Unknown | China national standards | MT | 100350.0 | USD | 20180314 |