| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 220.0 | USD | 20191201 |
| Unknown | China national standards | MT | 240.0 | USD | 20191201 |
| Unknown | China national standards | MT | 280.0 | USD | 20191201 |
| Unknown | China national standards | MT | 160.0 | USD | 20191201 |
| Unknown | China national standards | MT | 370.0 | USD | 20191201 |
| Unknown | China national standards | MT | 550.0 | USD | 20191201 |
| Unknown | China national standards | MT | 780.0 | USD | 20191201 |
| Unknown | China national standards | MT | 350.0 | USD | 20191201 |
| Unknown | China national standards | MT | 600.0 | USD | 20191201 |
| Unknown | China national standards | MT | 240.0 | USD | 20191201 |