| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2790.0 | USD | 20200921 |
| Unknown | China national standards | MT | 1750.0 | USD | 20200921 |
| Unknown | China national standards | MT | 1650.0 | USD | 20200920 |
| Unknown | China national standards | MT | 490.0 | USD | 20200919 |
| Unknown | China national standards | MT | 250.0 | USD | 20200919 |
| Unknown | China national standards | MT | 250.0 | USD | 20200918 |
| Unknown | China national standards | MT | 110.0 | USD | 20200918 |
| Unknown | China national standards | MT | 3730.0 | USD | 20200918 |
| Unknown | China national standards | MT | 1720.0 | USD | 20200918 |
| Unknown | China national standards | MT | 380.0 | USD | 20200917 |