| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 27540.0 | USD | 20190401 |
| Unknown | China national standards | MT | 26610.0 | USD | 20190401 |
| Unknown | China national standards | MT | 4410.0 | USD | 20190401 |
| Unknown | China national standards | MT | 4100.0 | USD | 20190401 |
| Unknown | China national standards | MT | 29810.0 | USD | 20190401 |
| Unknown | China national standards | MT | 26610.0 | USD | 20190401 |
| Unknown | China national standards | MT | 27150.0 | USD | 20190321 |
| Unknown | China national standards | MT | 27010.0 | USD | 20190320 |
| Unknown | China national standards | MT | 3970.0 | USD | 20190320 |
| Unknown | China national standards | MT | 28240.0 | USD | 20190318 |