| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 20710.0 | USD | 20210121 |
| Unknown | China national standards | MT | 1740.0 | USD | 20210121 |
| Unknown | China national standards | MT | 19950.0 | USD | 20210120 |
| Unknown | China national standards | MT | 1740.0 | USD | 20210120 |
| Unknown | China national standards | MT | 2940.0 | USD | 20210119 |
| Unknown | China national standards | MT | 19800.0 | USD | 20210118 |
| Unknown | China national standards | MT | 19890.0 | USD | 20210117 |
| Unknown | China national standards | MT | 3040.0 | USD | 20210116 |
| Unknown | China national standards | MT | 20850.0 | USD | 20210116 |
| Unknown | China national standards | MT | 21250.0 | USD | 20210116 |