| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 580.0 | USD | 20191201 |
| Unknown | China national standards | MT | 9600.0 | USD | 20191201 |
| Unknown | China national standards | MT | 570.0 | USD | 20191201 |
| Unknown | China national standards | MT | 1000.0 | USD | 20191201 |
| Unknown | China national standards | MT | 4580.0 | USD | 20191123 |
| Unknown | China national standards | MT | 1180.0 | USD | 20191122 |
| Unknown | China national standards | MT | 4700.0 | USD | 20191120 |
| Unknown | China national standards | MT | 650.0 | USD | 20191118 |
| Unknown | China national standards | MT | 660.0 | USD | 20191117 |
| Unknown | China national standards | MT | 8370.0 | USD | 20191116 |