| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2870.0 | USD | 20190520 |
| Unknown | China national standards | MT | 450.0 | USD | 20190520 |
| Unknown | China national standards | MT | 440.0 | USD | 20190519 |
| Unknown | China national standards | MT | 3220.0 | USD | 20190518 |
| Unknown | China national standards | MT | 3000.0 | USD | 20190518 |
| Unknown | China national standards | MT | 50.0 | USD | 20190518 |
| Unknown | China national standards | MT | 480.0 | USD | 20190517 |
| Unknown | China national standards | MT | 3230.0 | USD | 20190517 |
| Unknown | China national standards | MT | 480.0 | USD | 20190517 |
| Unknown | China national standards | MT | 3030.0 | USD | 20190516 |