| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 8780.0 | USD | 20201201 |
| Unknown | China national standards | MT | 1260.0 | USD | 20201123 |
| Unknown | China national standards | MT | 1260.0 | USD | 20201123 |
| Unknown | China national standards | MT | 80.0 | USD | 20201123 |
| Unknown | China national standards | MT | 100.0 | USD | 20201122 |
| Unknown | China national standards | MT | 100.0 | USD | 20201121 |
| Unknown | China national standards | MT | 560.0 | USD | 20201117 |
| Unknown | China national standards | MT | 30.0 | USD | 20201117 |
| Unknown | China national standards | MT | 220.0 | USD | 20201115 |
| Unknown | China national standards | MT | 70.0 | USD | 20201115 |