| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2550.0 | USD | 20190413 |
| Unknown | China national standards | MT | 9050.0 | USD | 20190412 |
| Unknown | China national standards | MT | 5610.0 | USD | 20190411 |
| Unknown | China national standards | MT | 3690.0 | USD | 20190411 |
| Unknown | China national standards | MT | 4000.0 | USD | 20190411 |
| Unknown | China national standards | MT | 550.0 | USD | 20190410 |
| Unknown | China national standards | MT | 4110.0 | USD | 20190410 |
| Unknown | China national standards | MT | 13050.0 | USD | 20190410 |
| Unknown | China national standards | MT | 5650.0 | USD | 20190410 |
| Unknown | China national standards | MT | 5020.0 | USD | 20190401 |