| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 500.0 | USD | 20201122 |
| Unknown | China national standards | MT | 400.0 | USD | 20201122 |
| Unknown | China national standards | MT | 430.0 | USD | 20201121 |
| Unknown | China national standards | MT | 3310.0 | USD | 20201121 |
| Unknown | China national standards | MT | 450.0 | USD | 20201120 |
| Unknown | China national standards | MT | 420.0 | USD | 20201119 |
| Unknown | China national standards | MT | 3110.0 | USD | 20201118 |
| Unknown | China national standards | MT | 2710.0 | USD | 20201118 |
| Unknown | China national standards | MT | 2800.0 | USD | 20201117 |
| Unknown | China national standards | MT | 2700.0 | USD | 20201117 |