| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 9750.0 | USD | 20190401 |
| Unknown | China national standards | MT | 13190.0 | USD | 20190401 |
| Unknown | China national standards | MT | 97890.0 | USD | 20190323 |
| Unknown | China national standards | MT | 86990.0 | USD | 20190322 |
| Unknown | China national standards | MT | 106110.0 | USD | 20190321 |
| Unknown | China national standards | MT | 89640.0 | USD | 20190321 |
| Unknown | China national standards | MT | 14760.0 | USD | 20190320 |
| Unknown | China national standards | MT | 89660.0 | USD | 20190319 |
| Unknown | China national standards | MT | 13280.0 | USD | 20190319 |
| Unknown | China national standards | MT | 15650.0 | USD | 20190318 |