| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 610.0 | USD | 20180519 |
| Unknown | China national standards | MT | 610.0 | USD | 20180518 |
| Unknown | China national standards | MT | 600.0 | USD | 20180516 |
| Unknown | China national standards | MT | 3850.0 | USD | 20180514 |
| Unknown | China national standards | MT | 3750.0 | USD | 20180514 |
| Unknown | China national standards | MT | 3850.0 | USD | 20180514 |
| Unknown | China national standards | MT | 520.0 | USD | 20180514 |
| Unknown | China national standards | MT | 640.0 | USD | 20180513 |
| Unknown | China national standards | MT | 610.0 | USD | 20180513 |
| Unknown | China national standards | MT | 4020.0 | USD | 20180512 |