| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 800.0 | USD | 20210114 |
| Unknown | China national standards | MT | 11190.0 | USD | 20210112 |
| Unknown | China national standards | MT | 5260.0 | USD | 20210112 |
| Unknown | China national standards | MT | 1550.0 | USD | 20210101 |
| Unknown | China national standards | MT | 800.0 | USD | 20210101 |
| Unknown | China national standards | MT | 1700.0 | USD | 20210101 |
| Unknown | China national standards | MT | 10420.0 | USD | 20201222 |
| Unknown | China national standards | MT | 10130.0 | USD | 20201222 |
| Unknown | China national standards | MT | 1670.0 | USD | 20201220 |
| Unknown | China national standards | MT | 10220.0 | USD | 20201219 |