| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 60.0 | USD | 20180723 |
| Unknown | China national standards | MT | 130.0 | USD | 20180723 |
| Unknown | China national standards | MT | 820.0 | USD | 20180722 |
| Unknown | China national standards | MT | 130.0 | USD | 20180722 |
| Unknown | China national standards | MT | 1110.0 | USD | 20180721 |
| Unknown | China national standards | MT | 780.0 | USD | 20180721 |
| Unknown | China national standards | MT | 660.0 | USD | 20180721 |
| Unknown | China national standards | MT | 60.0 | USD | 20180721 |
| Unknown | China national standards | MT | 140.0 | USD | 20180721 |
| Unknown | China national standards | MT | 670.0 | USD | 20180720 |