| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5220.0 | USD | 20210119 |
| Unknown | China national standards | MT | 1110.0 | USD | 20210115 |
| Unknown | China national standards | MT | 6796.96 | USD | 20210114 |
| Unknown | China national standards | MT | 510.0 | USD | 20210114 |
| Unknown | China national standards | MT | 4906.8 | USD | 20210114 |
| Unknown | China national standards | MT | 1110.0 | USD | 20210113 |
| Unknown | China national standards | MT | 800.0 | USD | 20210112 |
| Unknown | China national standards | MT | 800.0 | USD | 20210111 |
| Unknown | China national standards | MT | 7190.0 | USD | 20210101 |
| Unknown | China national standards | MT | 3125.68 | USD | 20210101 |