| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 300.0 | USD | 20201123 |
| Unknown | China national standards | MT | 2030.0 | USD | 20201122 |
| Unknown | China national standards | MT | 330.0 | USD | 20201121 |
| Unknown | China national standards | MT | 330.0 | USD | 20201117 |
| Unknown | China national standards | MT | 250.0 | USD | 20201112 |
| Unknown | China national standards | MT | 260.0 | USD | 20201112 |
| Unknown | China national standards | MT | 1680.0 | USD | 20201112 |
| Unknown | China national standards | MT | 1740.0 | USD | 20201111 |
| Unknown | China national standards | MT | 2260.0 | USD | 20201110 |
| Unknown | China national standards | MT | 1690.0 | USD | 20201101 |