| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3720.0 | USD | 20190401 |
| Unknown | China national standards | MT | 4370.0 | USD | 20190401 |
| Unknown | China national standards | MT | 4460.0 | USD | 20190401 |
| Unknown | China national standards | MT | 26460.0 | USD | 20190401 |
| Unknown | China national standards | MT | 29330.0 | USD | 20190401 |
| Unknown | China national standards | MT | 36820.0 | USD | 20190401 |
| Unknown | China national standards | MT | 4380.0 | USD | 20190322 |
| Unknown | China national standards | MT | 29490.0 | USD | 20190320 |
| Unknown | China national standards | MT | 29490.0 | USD | 20190320 |
| Unknown | China national standards | MT | 3900.0 | USD | 20190319 |