| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 250.0 | USD | 20190810 |
| Unknown | China national standards | MT | 920.0 | USD | 20190810 |
| Unknown | China national standards | MT | 920.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1000.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1010.0 | USD | 20190801 |
| Unknown | China national standards | MT | 940.0 | USD | 20190801 |
| Unknown | China national standards | MT | 970.0 | USD | 20190801 |
| Unknown | China national standards | MT | 920.0 | USD | 20190801 |
| Unknown | China national standards | MT | 890.0 | USD | 20190801 |
| Unknown | China national standards | MT | 2500.0 | USD | 20190801 |