| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 30070.0 | USD | 20180813 |
| Unknown | China national standards | MT | 4630.0 | USD | 20180813 |
| Unknown | China national standards | MT | 31110.0 | USD | 20180811 |
| Unknown | China national standards | MT | 4510.0 | USD | 20180810 |
| Unknown | China national standards | MT | 5460.0 | USD | 20180722 |
| Unknown | China national standards | MT | 5380.0 | USD | 20180719 |
| Unknown | China national standards | MT | 39160.0 | USD | 20180718 |
| Unknown | China national standards | MT | 6080.0 | USD | 20180716 |
| Unknown | China national standards | MT | 5410.0 | USD | 20180713 |
| Unknown | China national standards | MT | 35740.0 | USD | 20180712 |