| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 980.0 | USD | 20180622 |
| Unknown | China national standards | MT | 1310.0 | USD | 20180622 |
| Unknown | China national standards | MT | 1140.0 | USD | 20180621 |
| Unknown | China national standards | MT | 470.0 | USD | 20180621 |
| Unknown | China national standards | MT | 1110.0 | USD | 20180620 |
| Unknown | China national standards | MT | 150.0 | USD | 20180619 |
| Unknown | China national standards | MT | 180.0 | USD | 20180619 |
| Unknown | China national standards | MT | 180.0 | USD | 20180618 |
| Unknown | China national standards | MT | 190.0 | USD | 20180617 |
| Unknown | China national standards | MT | 160.0 | USD | 20180616 |