| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 13610.0 | USD | 20190901 |
| Unknown | China national standards | MT | 18330.0 | USD | 20190901 |
| Unknown | China national standards | MT | 2810.0 | USD | 20190901 |
| Unknown | China national standards | MT | 13610.0 | USD | 20190901 |
| Unknown | China national standards | MT | 1220.0 | USD | 20190823 |
| Unknown | China national standards | MT | 19230.0 | USD | 20190823 |
| Unknown | China national standards | MT | 2690.0 | USD | 20190822 |
| Unknown | China national standards | MT | 2870.0 | USD | 20190822 |
| Unknown | China national standards | MT | 1220.0 | USD | 20190822 |
| Unknown | China national standards | MT | 2800.0 | USD | 20190821 |