| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3740.0 | USD | 20190901 |
| Unknown | China national standards | MT | 3060.0 | USD | 20190901 |
| Unknown | China national standards | MT | 3320.0 | USD | 20190901 |
| Unknown | China national standards | MT | 470.0 | USD | 20190901 |
| Unknown | China national standards | MT | 510.0 | USD | 20190901 |
| Unknown | China national standards | MT | 400.0 | USD | 20190901 |
| Unknown | China national standards | MT | 3120.0 | USD | 20190823 |
| Unknown | China national standards | MT | 2490.0 | USD | 20190823 |
| Unknown | China national standards | MT | 2020.0 | USD | 20190823 |
| Unknown | China national standards | MT | 3210.0 | USD | 20190823 |