| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 570.0 | USD | 20180101 |
| Unknown | China national standards | MT | 520.0 | USD | 20180101 |
| Unknown | China national standards | MT | 290.0 | USD | 20180101 |
| Unknown | China national standards | MT | 520.0 | USD | 20180101 |
| Unknown | China national standards | MT | 590.0 | USD | 20180101 |
| Unknown | China national standards | MT | 580.0 | USD | 20180101 |
| Unknown | China national standards | MT | 570.0 | USD | 20180101 |
| Unknown | China national standards | MT | 500.0 | USD | 20180101 |
| Unknown | China national standards | MT | 470.0 | USD | 20180101 |
| Unknown | China national standards | MT | 380.0 | USD | 20180101 |