| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 520.0 | USD | 20190101 |
| Unknown | China national standards | MT | 540.0 | USD | 20190101 |
| Unknown | China national standards | MT | 540.0 | USD | 20190101 |
| Unknown | China national standards | MT | 520.0 | USD | 20190101 |
| Unknown | China national standards | MT | 540.0 | USD | 20190101 |
| Unknown | China national standards | MT | 520.0 | USD | 20190101 |
| Unknown | China national standards | MT | 530.0 | USD | 20190101 |
| Unknown | China national standards | MT | 530.0 | USD | 20190101 |
| Unknown | China national standards | MT | 540.0 | USD | 20190101 |
| Unknown | China national standards | MT | 510.0 | USD | 20190101 |