| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4680.0 | USD | 20180923 |
| Unknown | China national standards | MT | 4970.0 | USD | 20180921 |
| Unknown | China national standards | MT | 4960.0 | USD | 20180917 |
| Unknown | China national standards | MT | 34130.0 | USD | 20180915 |
| Unknown | China national standards | MT | 34140.0 | USD | 20180913 |
| Unknown | China national standards | MT | 34040.0 | USD | 20180912 |
| Unknown | China national standards | MT | 32900.0 | USD | 20180911 |
| Unknown | China national standards | MT | 4680.0 | USD | 20180910 |
| Unknown | China national standards | MT | 4960.0 | USD | 20180910 |
| Unknown | China national standards | MT | 32290.0 | USD | 20180901 |