| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 620.0 | USD | 20180101 |
| Unknown | China national standards | MT | 510.0 | USD | 20180101 |
| Unknown | China national standards | MT | 500.0 | USD | 20180101 |
| Unknown | China national standards | MT | 540.0 | USD | 20180101 |
| Unknown | China national standards | MT | 420.0 | USD | 20180101 |
| Unknown | China national standards | MT | 510.0 | USD | 20180101 |
| Unknown | China national standards | MT | 560.0 | USD | 20180101 |
| Unknown | China national standards | MT | 570.0 | USD | 20180101 |
| Unknown | China national standards | MT | 550.0 | USD | 20180101 |
| Unknown | China national standards | MT | 590.0 | USD | 20180101 |