| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1610.0 | USD | 20190901 |
| Unknown | China national standards | MT | 59430.0 | USD | 20190901 |
| Unknown | China national standards | MT | 61040.0 | USD | 20190901 |
| Unknown | China national standards | MT | 66180.0 | USD | 20190901 |
| Unknown | China national standards | MT | 58150.0 | USD | 20190823 |
| Unknown | China national standards | MT | 6270.0 | USD | 20190822 |
| Unknown | China national standards | MT | 9490.0 | USD | 20190822 |
| Unknown | China national standards | MT | 29320.0 | USD | 20190821 |
| Unknown | China national standards | MT | 1840.0 | USD | 20190820 |
| Unknown | China national standards | MT | 55550.0 | USD | 20190819 |