| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4470.0 | USD | 20210220 |
| Unknown | China national standards | MT | 4720.0 | USD | 20210220 |
| Unknown | China national standards | MT | 340.0 | USD | 20210219 |
| Unknown | China national standards | MT | 50.0 | USD | 20210219 |
| Unknown | China national standards | MT | 40.0 | USD | 20210219 |
| Unknown | China national standards | MT | 460.0 | USD | 20210219 |
| Unknown | China national standards | MT | 330.0 | USD | 20210218 |
| Unknown | China national standards | MT | 320.0 | USD | 20210218 |
| Unknown | China national standards | MT | 330.0 | USD | 20210218 |
| Unknown | China national standards | MT | 310.0 | USD | 20210218 |