| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 10400.0 | USD | 20181120 |
| Unknown | China national standards | MT | 10900.0 | USD | 20181119 |
| Unknown | China national standards | MT | 10380.0 | USD | 20181118 |
| Unknown | China national standards | MT | 10880.0 | USD | 20181118 |
| Unknown | China national standards | MT | 1650.0 | USD | 20181117 |
| Unknown | China national standards | MT | 1500.0 | USD | 20181117 |
| Unknown | China national standards | MT | 13360.0 | USD | 20181111 |
| Unknown | China national standards | MT | 11690.0 | USD | 20181111 |
| Unknown | China national standards | MT | 13360.0 | USD | 20181110 |
| Unknown | China national standards | MT | 10510.0 | USD | 20181110 |