| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 750.0 | USD | 20200301 |
| Unknown | China national standards | MT | 810.0 | USD | 20200301 |
| Unknown | China national standards | MT | 780.0 | USD | 20200301 |
| Unknown | China national standards | MT | 840.0 | USD | 20200301 |
| Unknown | China national standards | MT | 850.0 | USD | 20200223 |
| Unknown | China national standards | MT | 850.0 | USD | 20200222 |
| Unknown | China national standards | MT | 660.0 | USD | 20200220 |
| Unknown | China national standards | MT | 5550.0 | USD | 20200219 |
| Unknown | China national standards | MT | 4630.0 | USD | 20200219 |
| Unknown | China national standards | MT | 650.0 | USD | 20200219 |