| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 160.0 | USD | 20190901 |
| Unknown | China national standards | MT | 3920.0 | USD | 20190901 |
| Unknown | China national standards | MT | 7630.0 | USD | 20190901 |
| Unknown | China national standards | MT | 220.0 | USD | 20190901 |
| Unknown | China national standards | MT | 1600.0 | USD | 20190823 |
| Unknown | China national standards | MT | 70.0 | USD | 20190823 |
| Unknown | China national standards | MT | 390.0 | USD | 20190823 |
| Unknown | China national standards | MT | 220.0 | USD | 20190823 |
| Unknown | China national standards | MT | 80.0 | USD | 20190823 |
| Unknown | China national standards | MT | 740.0 | USD | 20190822 |