| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 21800.0 | USD | 20191201 |
| Unknown | China national standards | MT | 8790.0 | USD | 20191201 |
| Unknown | China national standards | MT | 2890.0 | USD | 20191123 |
| Unknown | China national standards | MT | 18280.0 | USD | 20191122 |
| Unknown | China national standards | MT | 18280.0 | USD | 20191122 |
| Unknown | China national standards | MT | 1730.0 | USD | 20191121 |
| Unknown | China national standards | MT | 19320.0 | USD | 20191121 |
| Unknown | China national standards | MT | 20850.0 | USD | 20191120 |
| Unknown | China national standards | MT | 1730.0 | USD | 20191120 |
| Unknown | China national standards | MT | 2740.0 | USD | 20191120 |