| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 490.0 | USD | 20201114 |
| Unknown | China national standards | MT | 70.0 | USD | 20201114 |
| Unknown | China national standards | MT | 640.0 | USD | 20201113 |
| Unknown | China national standards | MT | 30.0 | USD | 20201112 |
| Unknown | China national standards | MT | 190.0 | USD | 20201110 |
| Unknown | China national standards | MT | 220.0 | USD | 20201101 |
| Unknown | China national standards | MT | 630.0 | USD | 20201101 |
| Unknown | China national standards | MT | 30.0 | USD | 20201101 |
| Unknown | China national standards | MT | 80.0 | USD | 20201101 |
| Unknown | China national standards | MT | 180.0 | USD | 20201101 |