| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 22910.0 | USD | 20191201 |
| Unknown | China national standards | MT | 3480.0 | USD | 20191201 |
| Unknown | China national standards | MT | 26560.0 | USD | 20191123 |
| Unknown | China national standards | MT | 26560.0 | USD | 20191123 |
| Unknown | China national standards | MT | 3680.0 | USD | 20191122 |
| Unknown | China national standards | MT | 3510.0 | USD | 20191119 |
| Unknown | China national standards | MT | 27690.0 | USD | 20191117 |
| Unknown | China national standards | MT | 26680.0 | USD | 20191115 |
| Unknown | China national standards | MT | 3770.0 | USD | 20191115 |
| Unknown | China national standards | MT | 3770.0 | USD | 20191114 |