| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 130.0 | USD | 20181122 |
| Unknown | China national standards | MT | 500.0 | USD | 20181122 |
| Unknown | China national standards | MT | 3420.0 | USD | 20181121 |
| Unknown | China national standards | MT | 350.0 | USD | 20181120 |
| Unknown | China national standards | MT | 740.0 | USD | 20181120 |
| Unknown | China national standards | MT | 320.0 | USD | 20181119 |
| Unknown | China national standards | MT | 3290.0 | USD | 20181118 |
| Unknown | China national standards | MT | 740.0 | USD | 20181116 |
| Unknown | China national standards | MT | 3430.0 | USD | 20181116 |
| Unknown | China national standards | MT | 5110.0 | USD | 20181115 |