| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 157690.0 | USD | 20191219 |
| Unknown | China national standards | MT | 980.0 | USD | 20191219 |
| Unknown | China national standards | MT | 480.0 | USD | 20191219 |
| Unknown | China national standards | MT | 470.0 | USD | 20191218 |
| Unknown | China national standards | MT | 450.0 | USD | 20191217 |
| Unknown | China national standards | MT | 860.0 | USD | 20191217 |
| Unknown | China national standards | MT | 4870.0 | USD | 20191217 |
| Unknown | China national standards | MT | 2020.0 | USD | 20191217 |
| Unknown | China national standards | MT | 3150.0 | USD | 20191216 |
| Unknown | China national standards | MT | 3070.0 | USD | 20191215 |