| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 110.0 | USD | 20210220 |
| Unknown | China national standards | MT | 1150.0 | USD | 20210219 |
| Unknown | China national standards | MT | 600.0 | USD | 20210219 |
| Unknown | China national standards | MT | 90.0 | USD | 20210219 |
| Unknown | China national standards | MT | 120.0 | USD | 20210219 |
| Unknown | China national standards | MT | 210.0 | USD | 20210218 |
| Unknown | China national standards | MT | 590.0 | USD | 20210218 |
| Unknown | China national standards | MT | 160.0 | USD | 20210218 |
| Unknown | China national standards | MT | 500.0 | USD | 20210217 |
| Unknown | China national standards | MT | 820.0 | USD | 20210216 |