| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 620.0 | USD | 20201220 |
| Unknown | China national standards | MT | 640.0 | USD | 20201220 |
| Unknown | China national standards | MT | 1000.0 | USD | 20201220 |
| Unknown | China national standards | MT | 130.0 | USD | 20201220 |
| Unknown | China national standards | MT | 620.0 | USD | 20201219 |
| Unknown | China national standards | MT | 150.0 | USD | 20201219 |
| Unknown | China national standards | MT | 640.0 | USD | 20201219 |
| Unknown | China national standards | MT | 830.0 | USD | 20201219 |
| Unknown | China national standards | MT | 90.0 | USD | 20201219 |
| Unknown | China national standards | MT | 620.0 | USD | 20201219 |