| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 410.0 | USD | 20190718 |
| Unknown | China national standards | MT | 1900.0 | USD | 20190718 |
| Unknown | China national standards | MT | 5150.0 | USD | 20190715 |
| Unknown | China national standards | MT | 280.0 | USD | 20190713 |
| Unknown | China national standards | MT | 750.0 | USD | 20190713 |
| Unknown | China national standards | MT | 2840.0 | USD | 20190712 |
| Unknown | China national standards | MT | 5150.0 | USD | 20190711 |
| Unknown | China national standards | MT | 410.0 | USD | 20190701 |
| Unknown | China national standards | MT | 280.0 | USD | 20190701 |
| Unknown | China national standards | MT | 2440.0 | USD | 20190701 |