| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 50.0 | USD | 20181120 |
| Unknown | China national standards | MT | 500.0 | USD | 20181120 |
| Unknown | China national standards | MT | 420.0 | USD | 20181119 |
| Unknown | China national standards | MT | 50.0 | USD | 20181119 |
| Unknown | China national standards | MT | 60.0 | USD | 20181118 |
| Unknown | China national standards | MT | 420.0 | USD | 20181118 |
| Unknown | China national standards | MT | 470.0 | USD | 20181118 |
| Unknown | China national standards | MT | 350.0 | USD | 20181118 |
| Unknown | China national standards | MT | 50.0 | USD | 20181118 |
| Unknown | China national standards | MT | 420.0 | USD | 20181117 |