| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 34650.0 | USD | 20210222 |
| Unknown | China national standards | MT | 73890.0 | USD | 20210219 |
| Unknown | China national standards | MT | 5190.0 | USD | 20210219 |
| Unknown | China national standards | MT | 4490.0 | USD | 20210217 |
| Unknown | China national standards | MT | 4500.0 | USD | 20210216 |
| Unknown | China national standards | MT | 11420.0 | USD | 20210216 |
| Unknown | China national standards | MT | 111140.0 | USD | 20210215 |
| Unknown | China national standards | MT | 74160.0 | USD | 20210213 |
| Unknown | China national standards | MT | 17140.0 | USD | 20210212 |
| Unknown | China national standards | MT | 5360.0 | USD | 20210211 |