| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 520.0 | USD | 20191201 |
| Unknown | China national standards | MT | 610.0 | USD | 20191201 |
| Unknown | China national standards | MT | 460.0 | USD | 20191201 |
| Unknown | China national standards | MT | 1360.0 | USD | 20191201 |
| Unknown | China national standards | MT | 520.0 | USD | 20191123 |
| Unknown | China national standards | MT | 290.0 | USD | 20191123 |
| Unknown | China national standards | MT | 3270.0 | USD | 20191123 |
| Unknown | China national standards | MT | 3140.0 | USD | 20191123 |
| Unknown | China national standards | MT | 3300.0 | USD | 20191123 |
| Unknown | China national standards | MT | 6490.0 | USD | 20191123 |