| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1270.0 | USD | 20180423 |
| Unknown | China national standards | MT | 1470.0 | USD | 20180423 |
| Unknown | China national standards | MT | 1500.0 | USD | 20180422 |
| Unknown | China national standards | MT | 260.0 | USD | 20180421 |
| Unknown | China national standards | MT | 1670.0 | USD | 20180421 |
| Unknown | China national standards | MT | 2320.0 | USD | 20180420 |
| Unknown | China national standards | MT | 1270.0 | USD | 20180420 |
| Unknown | China national standards | MT | 230.0 | USD | 20180419 |
| Unknown | China national standards | MT | 240.0 | USD | 20180419 |
| Unknown | China national standards | MT | 280.0 | USD | 20180418 |