| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1540.0 | USD | 20180515 |
| Unknown | China national standards | MT | 310.0 | USD | 20180515 |
| Unknown | China national standards | MT | 9700.0 | USD | 20180515 |
| Unknown | China national standards | MT | 2920.0 | USD | 20180514 |
| Unknown | China national standards | MT | 2300.0 | USD | 20180513 |
| Unknown | China national standards | MT | 1940.0 | USD | 20180511 |
| Unknown | China national standards | MT | 360.0 | USD | 20180510 |
| Unknown | China national standards | MT | 1820.0 | USD | 20180510 |
| Unknown | China national standards | MT | 1020.0 | USD | 20180501 |
| Unknown | China national standards | MT | 1020.0 | USD | 20180501 |