| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 730.0 | USD | 20200415 |
| Unknown | China national standards | MT | 730.0 | USD | 20200414 |
| Unknown | China national standards | MT | 5740.0 | USD | 20200413 |
| Unknown | China national standards | MT | 730.0 | USD | 20200413 |
| Unknown | China national standards | MT | 630.0 | USD | 20200412 |
| Unknown | China national standards | MT | 4400.0 | USD | 20200411 |
| Unknown | China national standards | MT | 5700.0 | USD | 20200401 |
| Unknown | China national standards | MT | 5100.0 | USD | 20200401 |
| Unknown | China national standards | MT | 12490.0 | USD | 20200401 |
| Unknown | China national standards | MT | 810.0 | USD | 20200401 |