| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 300.0 | USD | 20210323 |
| Unknown | China national standards | MT | 280.0 | USD | 20210323 |
| Unknown | China national standards | MT | 1810.0 | USD | 20210323 |
| Unknown | China national standards | MT | 330.0 | USD | 20210321 |
| Unknown | China national standards | MT | 290.0 | USD | 20210319 |
| Unknown | China national standards | MT | 290.0 | USD | 20210319 |
| Unknown | China national standards | MT | 780.0 | USD | 20210317 |
| Unknown | China national standards | MT | 1810.0 | USD | 20210317 |
| Unknown | China national standards | MT | 780.0 | USD | 20210317 |
| Unknown | China national standards | MT | 2110.0 | USD | 20210316 |