| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 770.0 | USD | 20210323 |
| Unknown | China national standards | MT | 280.0 | USD | 20210322 |
| Unknown | China national standards | MT | 110.0 | USD | 20210322 |
| Unknown | China national standards | MT | 700.0 | USD | 20210322 |
| Unknown | China national standards | MT | 120.0 | USD | 20210321 |
| Unknown | China national standards | MT | 180.0 | USD | 20210321 |
| Unknown | China national standards | MT | 970.0 | USD | 20210320 |
| Unknown | China national standards | MT | 280.0 | USD | 20210320 |
| Unknown | China national standards | MT | 150.0 | USD | 20210319 |
| Unknown | China national standards | MT | 970.0 | USD | 20210319 |