| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 690.0 | USD | 20180801 |
| Unknown | China national standards | MT | 720.0 | USD | 20180801 |
| Unknown | China national standards | MT | 670.0 | USD | 20180723 |
| Unknown | China national standards | MT | 700.0 | USD | 20180723 |
| Unknown | China national standards | MT | 110.0 | USD | 20180722 |
| Unknown | China national standards | MT | 100.0 | USD | 20180722 |
| Unknown | China national standards | MT | 100.0 | USD | 20180722 |
| Unknown | China national standards | MT | 670.0 | USD | 20180722 |
| Unknown | China national standards | MT | 100.0 | USD | 20180722 |
| Unknown | China national standards | MT | 670.0 | USD | 20180721 |