| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1010.0 | USD | 20191201 |
| Unknown | China national standards | MT | 7210.0 | USD | 20191201 |
| Unknown | China national standards | MT | 7290.0 | USD | 20191123 |
| Unknown | China national standards | MT | 1030.0 | USD | 20191122 |
| Unknown | China national standards | MT | 1120.0 | USD | 20191120 |
| Unknown | China national standards | MT | 9730.0 | USD | 20191120 |
| Unknown | China national standards | MT | 1040.0 | USD | 20191119 |
| Unknown | China national standards | MT | 7320.0 | USD | 20191119 |
| Unknown | China national standards | MT | 1380.0 | USD | 20191117 |
| Unknown | China national standards | MT | 7320.0 | USD | 20191117 |