| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3630.0 | USD | 20190901 |
| Unknown | China national standards | MT | 3630.0 | USD | 20190901 |
| Unknown | China national standards | MT | 5610.0 | USD | 20190823 |
| Unknown | China national standards | MT | 2950.0 | USD | 20190823 |
| Unknown | China national standards | MT | 750.0 | USD | 20190822 |
| Unknown | China national standards | MT | 4940.0 | USD | 20190822 |
| Unknown | China national standards | MT | 2950.0 | USD | 20190821 |
| Unknown | China national standards | MT | 3420.0 | USD | 20190821 |
| Unknown | China national standards | MT | 4950.0 | USD | 20190819 |
| Unknown | China national standards | MT | 5630.0 | USD | 20190817 |