| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 110.0 | USD | 20180801 |
| Unknown | China national standards | MT | 450.0 | USD | 20180801 |
| Unknown | China national standards | MT | 980.0 | USD | 20180801 |
| Unknown | China national standards | MT | 980.0 | USD | 20180801 |
| Unknown | China national standards | MT | 3810.0 | USD | 20180723 |
| Unknown | China national standards | MT | 780.0 | USD | 20180722 |
| Unknown | China national standards | MT | 5490.0 | USD | 20180721 |
| Unknown | China national standards | MT | 5060.0 | USD | 20180721 |
| Unknown | China national standards | MT | 3860.0 | USD | 20180720 |
| Unknown | China national standards | MT | 5490.0 | USD | 20180720 |