| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 104860.0 | USD | 20210115 |
| Unknown | China national standards | MT | 16050.0 | USD | 20210113 |
| Unknown | China national standards | MT | 17620.0 | USD | 20210101 |
| Unknown | China national standards | MT | 98222.15 | USD | 20210101 |
| Unknown | China national standards | MT | 112480.0 | USD | 20201218 |
| Unknown | China national standards | MT | 112410.0 | USD | 20201216 |
| Unknown | China national standards | MT | 16990.0 | USD | 20201201 |
| Unknown | China national standards | MT | 16990.0 | USD | 20201201 |
| Unknown | China national standards | MT | 114220.0 | USD | 20201119 |
| Unknown | China national standards | MT | 16960.0 | USD | 20201116 |