| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 380.0 | USD | 20210323 |
| Unknown | China national standards | MT | 3150.0 | USD | 20210323 |
| Unknown | China national standards | MT | 2460.0 | USD | 20210322 |
| Unknown | China national standards | MT | 380.0 | USD | 20210320 |
| Unknown | China national standards | MT | 380.0 | USD | 20210319 |
| Unknown | China national standards | MT | 2430.0 | USD | 20210319 |
| Unknown | China national standards | MT | 380.0 | USD | 20210317 |
| Unknown | China national standards | MT | 3150.0 | USD | 20210317 |
| Unknown | China national standards | MT | USD | 20210315 | |
| Unknown | China national standards | MT | USD | 20210314 |