| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 7740.0 | USD | 20190901 |
| Unknown | China national standards | MT | 5930.0 | USD | 20190901 |
| Unknown | China national standards | MT | 850.0 | USD | 20190901 |
| Unknown | China national standards | MT | 850.0 | USD | 20190901 |
| Unknown | China national standards | MT | 7060.0 | USD | 20190823 |
| Unknown | China national standards | MT | 7970.0 | USD | 20190822 |
| Unknown | China national standards | MT | 990.0 | USD | 20190820 |
| Unknown | China national standards | MT | 7980.0 | USD | 20190819 |
| Unknown | China national standards | MT | 5860.0 | USD | 20190819 |
| Unknown | China national standards | MT | 1030.0 | USD | 20190814 |