| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 390.0 | USD | 20181201 |
| Unknown | China national standards | MT | 150.0 | USD | 20181123 |
| Unknown | China national standards | MT | 1040.0 | USD | 20181123 |
| Unknown | China national standards | MT | 5640.0 | USD | 20181122 |
| Unknown | China national standards | MT | 490.0 | USD | 20181122 |
| Unknown | China national standards | MT | 230.0 | USD | 20181121 |
| Unknown | China national standards | MT | 4110.0 | USD | 20181121 |
| Unknown | China national standards | MT | 1050.0 | USD | 20181120 |
| Unknown | China national standards | MT | 230.0 | USD | 20181120 |
| Unknown | China national standards | MT | 1090.0 | USD | 20181119 |