| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5200.0 | USD | 20191121 |
| Unknown | China national standards | MT | 2020.0 | USD | 20191121 |
| Unknown | China national standards | MT | 170.0 | USD | 20191121 |
| Unknown | China national standards | MT | 30.0 | USD | 20191121 |
| Unknown | China national standards | MT | 110.0 | USD | 20191121 |
| Unknown | China national standards | MT | 520.0 | USD | 20191120 |
| Unknown | China national standards | MT | 470.0 | USD | 20191120 |
| Unknown | China national standards | MT | 300.0 | USD | 20191120 |
| Unknown | China national standards | MT | 360.0 | USD | 20191120 |
| Unknown | China national standards | MT | 200.0 | USD | 20191120 |