| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 20880.0 | USD | 20181121 |
| Unknown | China national standards | MT | 106370.0 | USD | 20181119 |
| Unknown | China national standards | MT | 15280.0 | USD | 20181117 |
| Unknown | China national standards | MT | 144370.0 | USD | 20181114 |
| Unknown | China national standards | MT | 20870.0 | USD | 20181112 |
| Unknown | China national standards | MT | 105660.0 | USD | 20181111 |
| Unknown | China national standards | MT | 15380.0 | USD | 20181111 |
| Unknown | China national standards | MT | 144530.0 | USD | 20181110 |
| Unknown | China national standards | MT | 105720.0 | USD | 20181101 |
| Unknown | China national standards | MT | 105140.0 | USD | 20181101 |