| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 37650.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1950.0 | USD | 20190801 |
| Unknown | China national standards | MT | 13390.0 | USD | 20190801 |
| Unknown | China national standards | MT | 49420.0 | USD | 20190801 |
| Unknown | China national standards | MT | 49420.0 | USD | 20190801 |
| Unknown | China national standards | MT | 37650.0 | USD | 20190801 |
| Unknown | China national standards | MT | 2560.0 | USD | 20190722 |
| Unknown | China national standards | MT | 2560.0 | USD | 20190718 |
| Unknown | China national standards | MT | 17620.0 | USD | 20190717 |
| Unknown | China national standards | MT | 700.0 | USD | 20190716 |