| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 300.0 | USD | 20200901 |
| Unknown | China national standards | MT | 300.0 | USD | 20200901 |
| Unknown | China national standards | MT | 900.0 | USD | 20200523 |
| Unknown | China national standards | MT | 480.0 | USD | 20200520 |
| Unknown | China national standards | MT | 110.0 | USD | 20200517 |
| Unknown | China national standards | MT | 4040.0 | USD | 20200516 |
| Unknown | China national standards | MT | 900.0 | USD | 20200516 |
| Unknown | China national standards | MT | 570.0 | USD | 20200515 |
| Unknown | China national standards | MT | 790.0 | USD | 20200514 |
| Unknown | China national standards | MT | 3390.0 | USD | 20200514 |