| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 670.0 | USD | 20200412 |
| Unknown | China national standards | MT | 90.0 | USD | 20200412 |
| Unknown | China national standards | MT | 670.0 | USD | 20200410 |
| Unknown | China national standards | MT | 100.0 | USD | 20200410 |
| Unknown | China national standards | MT | 650.0 | USD | 20200401 |
| Unknown | China national standards | MT | 730.0 | USD | 20200401 |
| Unknown | China national standards | MT | 500.0 | USD | 20200401 |
| Unknown | China national standards | MT | 670.0 | USD | 20200401 |
| Unknown | China national standards | MT | 710.0 | USD | 20200401 |
| Unknown | China national standards | MT | 610.0 | USD | 20200401 |