| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1540.0 | USD | 20201123 |
| Unknown | China national standards | MT | 1670.0 | USD | 20201123 |
| Unknown | China national standards | MT | 1670.0 | USD | 20201121 |
| Unknown | China national standards | MT | 10250.0 | USD | 20201120 |
| Unknown | China national standards | MT | 1670.0 | USD | 20201119 |
| Unknown | China national standards | MT | 11170.0 | USD | 20201117 |
| Unknown | China national standards | MT | 1540.0 | USD | 20201117 |
| Unknown | China national standards | MT | 11110.0 | USD | 20201110 |
| Unknown | China national standards | MT | 11150.0 | USD | 20201110 |
| Unknown | China national standards | MT | 1640.0 | USD | 20201101 |