| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1690.0 | USD | 20190101 |
| Unknown | China national standards | MT | 290.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1380.0 | USD | 20190101 |
| Unknown | China national standards | MT | 300.0 | USD | 20190101 |
| Unknown | China national standards | MT | 290.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1730.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1380.0 | USD | 20190101 |
| Unknown | China national standards | MT | 240.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1690.0 | USD | 20181222 |
| Unknown | China national standards | MT | 240.0 | USD | 20181222 |