| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 370.0 | USD | 20201001 |
| Unknown | China national standards | MT | 690.0 | USD | 20201001 |
| Unknown | China national standards | MT | 320.0 | USD | 20200923 |
| Unknown | China national standards | MT | 50.0 | USD | 20200923 |
| Unknown | China national standards | MT | 310.0 | USD | 20200923 |
| Unknown | China national standards | MT | 70.0 | USD | 20200923 |
| Unknown | China national standards | MT | 790.0 | USD | 20200922 |
| Unknown | China national standards | MT | 340.0 | USD | 20200922 |
| Unknown | China national standards | MT | 340.0 | USD | 20200922 |
| Unknown | China national standards | MT | 320.0 | USD | 20200922 |