| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 130.0 | USD | 20210323 |
| Unknown | China national standards | MT | 170.0 | USD | 20210323 |
| Unknown | China national standards | MT | 600.0 | USD | 20210323 |
| Unknown | China national standards | MT | 880.0 | USD | 20210323 |
| Unknown | China national standards | MT | 810.0 | USD | 20210322 |
| Unknown | China national standards | MT | 130.0 | USD | 20210321 |
| Unknown | China national standards | MT | 880.0 | USD | 20210321 |
| Unknown | China national standards | MT | 3260.0 | USD | 20210321 |
| Unknown | China national standards | MT | 5840.0 | USD | 20210321 |
| Unknown | China national standards | MT | 3260.0 | USD | 20210320 |