| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 250.0 | USD | 20191201 |
| Unknown | China national standards | MT | 180.0 | USD | 20191201 |
| Unknown | China national standards | MT | 2500.0 | USD | 20191201 |
| Unknown | China national standards | MT | 300.0 | USD | 20191201 |
| Unknown | China national standards | MT | 450.0 | USD | 20191201 |
| Unknown | China national standards | MT | 320.0 | USD | 20191201 |
| Unknown | China national standards | MT | 230.0 | USD | 20191201 |
| Unknown | China national standards | MT | 470.0 | USD | 20191201 |
| Unknown | China national standards | MT | 680.0 | USD | 20191201 |
| Unknown | China national standards | MT | 380.0 | USD | 20191201 |