| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 15490.0 | USD | 20180701 |
| Unknown | China national standards | MT | 102820.0 | USD | 20180701 |
| Unknown | China national standards | MT | 96520.0 | USD | 20180623 |
| Unknown | China national standards | MT | 103930.0 | USD | 20180622 |
| Unknown | China national standards | MT | 96520.0 | USD | 20180622 |
| Unknown | China national standards | MT | 15660.0 | USD | 20180622 |
| Unknown | China national standards | MT | 15170.0 | USD | 20180621 |
| Unknown | China national standards | MT | 15500.0 | USD | 20180620 |
| Unknown | China national standards | MT | 15500.0 | USD | 20180620 |
| Unknown | China national standards | MT | 105230.0 | USD | 20180619 |