| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 280.0 | USD | 20180514 |
| Unknown | China national standards | MT | 360.0 | USD | 20180513 |
| Unknown | China national standards | MT | 340.0 | USD | 20180513 |
| Unknown | China national standards | MT | 2150.0 | USD | 20180512 |
| Unknown | China national standards | MT | 1480.0 | USD | 20180512 |
| Unknown | China national standards | MT | 2240.0 | USD | 20180511 |
| Unknown | China national standards | MT | 2240.0 | USD | 20180511 |
| Unknown | China national standards | MT | 1790.0 | USD | 20180511 |
| Unknown | China national standards | MT | 2140.0 | USD | 20180510 |
| Unknown | China national standards | MT | 630.0 | USD | 20180501 |