| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 12150.0 | USD | 20201115 |
| Unknown | China national standards | MT | 1050.0 | USD | 20201114 |
| Unknown | China national standards | MT | 430.0 | USD | 20201114 |
| Unknown | China national standards | MT | 17210.0 | USD | 20201113 |
| Unknown | China national standards | MT | 2930.0 | USD | 20201112 |
| Unknown | China national standards | MT | 430.0 | USD | 20201111 |
| Unknown | China national standards | MT | 260.0 | USD | 20201101 |
| Unknown | China national standards | MT | 260.0 | USD | 20201101 |
| Unknown | China national standards | MT | 2430.0 | USD | 20201101 |
| Unknown | China national standards | MT | 3340.0 | USD | 20201101 |