| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5930.0 | USD | 20190401 |
| Unknown | China national standards | MT | 6180.0 | USD | 20190401 |
| Unknown | China national standards | MT | 890.0 | USD | 20190323 |
| Unknown | China national standards | MT | 1530.0 | USD | 20190323 |
| Unknown | China national standards | MT | 6020.0 | USD | 20190322 |
| Unknown | China national standards | MT | 6340.0 | USD | 20190322 |
| Unknown | China national standards | MT | 1170.0 | USD | 20190321 |
| Unknown | China national standards | MT | 890.0 | USD | 20190321 |
| Unknown | China national standards | MT | 1530.0 | USD | 20190319 |
| Unknown | China national standards | MT | 890.0 | USD | 20190317 |