| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 230.0 | USD | 20191201 |
| Unknown | China national standards | MT | 270.0 | USD | 20191201 |
| Unknown | China national standards | MT | 280.0 | USD | 20191123 |
| Unknown | China national standards | MT | 150.0 | USD | 20191123 |
| Unknown | China national standards | MT | 500.0 | USD | 20191123 |
| Unknown | China national standards | MT | 50.0 | USD | 20191123 |
| Unknown | China national standards | MT | 420.0 | USD | 20191123 |
| Unknown | China national standards | MT | 540.0 | USD | 20191123 |
| Unknown | China national standards | MT | 3220.0 | USD | 20191123 |
| Unknown | China national standards | MT | 2280.0 | USD | 20191123 |