| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1030.0 | USD | 20181123 |
| Unknown | China national standards | MT | 150.0 | USD | 20181123 |
| Unknown | China national standards | MT | 150.0 | USD | 20181122 |
| Unknown | China national standards | MT | 1020.0 | USD | 20181122 |
| Unknown | China national standards | MT | 150.0 | USD | 20181121 |
| Unknown | China national standards | MT | 150.0 | USD | 20181118 |
| Unknown | China national standards | MT | 740.0 | USD | 20181117 |
| Unknown | China national standards | MT | 740.0 | USD | 20181115 |
| Unknown | China national standards | MT | 1030.0 | USD | 20181112 |
| Unknown | China national standards | MT | 5110.0 | USD | 20181112 |