| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 41710.0 | USD | 20180410 |
| Unknown | China national standards | MT | 4580.0 | USD | 20180401 |
| Unknown | China national standards | MT | 6470.0 | USD | 20180401 |
| Unknown | China national standards | MT | 34680.0 | USD | 20180401 |
| Unknown | China national standards | MT | 41010.0 | USD | 20180401 |
| Unknown | China national standards | MT | 29040.0 | USD | 20180401 |
| Unknown | China national standards | MT | 5490.0 | USD | 20180323 |
| Unknown | China national standards | MT | 33750.0 | USD | 20180323 |
| Unknown | China national standards | MT | 17240.0 | USD | 20180322 |
| Unknown | China national standards | MT | 38010.0 | USD | 20180322 |