| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 240.0 | USD | 20180201 |
| Unknown | China national standards | MT | 220.0 | USD | 20180201 |
| Unknown | China national standards | MT | 240.0 | USD | 20180122 |
| Unknown | China national standards | MT | 250.0 | USD | 20180122 |
| Unknown | China national standards | MT | 1770.0 | USD | 20180121 |
| Unknown | China national standards | MT | 1610.0 | USD | 20180120 |
| Unknown | China national standards | MT | 210.0 | USD | 20180119 |
| Unknown | China national standards | MT | 240.0 | USD | 20180115 |
| Unknown | China national standards | MT | 210.0 | USD | 20180115 |
| Unknown | China national standards | MT | 1600.0 | USD | 20180112 |