| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 470.0 | USD | 20190501 |
| Unknown | China national standards | MT | 160.0 | USD | 20190501 |
| Unknown | China national standards | MT | 490.0 | USD | 20190501 |
| Unknown | China national standards | MT | 340.0 | USD | 20190501 |
| Unknown | China national standards | MT | 310.0 | USD | 20190501 |
| Unknown | China national standards | MT | 280.0 | USD | 20190501 |
| Unknown | China national standards | MT | 300.0 | USD | 20190501 |
| Unknown | China national standards | MT | 520.0 | USD | 20190501 |
| Unknown | China national standards | MT | 410.0 | USD | 20190501 |
| Unknown | China national standards | MT | 310.0 | USD | 20190501 |