| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5910.0 | USD | 20190718 |
| Unknown | China national standards | MT | 880.0 | USD | 20190717 |
| Unknown | China national standards | MT | 5710.0 | USD | 20190716 |
| Unknown | China national standards | MT | 860.0 | USD | 20190715 |
| Unknown | China national standards | MT | 5610.0 | USD | 20190714 |
| Unknown | China national standards | MT | 840.0 | USD | 20190711 |
| Unknown | China national standards | MT | 5710.0 | USD | 20190711 |
| Unknown | China national standards | MT | 6050.0 | USD | 20190711 |
| Unknown | China national standards | MT | 850.0 | USD | 20190701 |
| Unknown | China national standards | MT | 820.0 | USD | 20190701 |