| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 160.0 | USD | 20180722 |
| Unknown | China national standards | MT | 1150.0 | USD | 20180720 |
| Unknown | China national standards | MT | 18060.0 | USD | 20180720 |
| Unknown | China national standards | MT | 1030.0 | USD | 20180717 |
| Unknown | China national standards | MT | 118850.0 | USD | 20180716 |
| Unknown | China national standards | MT | 1030.0 | USD | 20180714 |
| Unknown | China national standards | MT | 180.0 | USD | 20180713 |
| Unknown | China national standards | MT | 113600.0 | USD | 20180711 |
| Unknown | China national standards | MT | 160.0 | USD | 20180710 |
| Unknown | China national standards | MT | 113720.0 | USD | 20180701 |