| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1210.0 | USD | 20190321 |
| Unknown | China national standards | MT | 960.0 | USD | 20190321 |
| Unknown | China national standards | MT | 180.0 | USD | 20190321 |
| Unknown | China national standards | MT | 1110.0 | USD | 20190320 |
| Unknown | China national standards | MT | 1110.0 | USD | 20190320 |
| Unknown | China national standards | MT | 150.0 | USD | 20190320 |
| Unknown | China national standards | MT | 180.0 | USD | 20190320 |
| Unknown | China national standards | MT | 180.0 | USD | 20190320 |
| Unknown | China national standards | MT | 170.0 | USD | 20190320 |
| Unknown | China national standards | MT | 4530.0 | USD | 20190319 |