| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 170.0 | USD | 20180721 |
| Unknown | China national standards | MT | 210.0 | USD | 20180720 |
| Unknown | China national standards | MT | 180.0 | USD | 20180719 |
| Unknown | China national standards | MT | 1140.0 | USD | 20180719 |
| Unknown | China national standards | MT | 1370.0 | USD | 20180719 |
| Unknown | China national standards | MT | 870.0 | USD | 20180719 |
| Unknown | China national standards | MT | 130.0 | USD | 20180719 |
| Unknown | China national standards | MT | 1130.0 | USD | 20180718 |
| Unknown | China national standards | MT | 910.0 | USD | 20180718 |
| Unknown | China national standards | MT | 1130.0 | USD | 20180718 |