| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3620.0 | USD | 20200201 |
| Unknown | China national standards | MT | 3560.0 | USD | 20200201 |
| Unknown | China national standards | MT | 1830.0 | USD | 20191223 |
| Unknown | China national standards | MT | 1810.0 | USD | 20191223 |
| Unknown | China national standards | MT | 1740.0 | USD | 20191222 |
| Unknown | China national standards | MT | 530.0 | USD | 20191222 |
| Unknown | China national standards | MT | 500.0 | USD | 20191221 |
| Unknown | China national standards | MT | 13610.0 | USD | 20191220 |
| Unknown | China national standards | MT | 3540.0 | USD | 20191220 |
| Unknown | China national standards | MT | 2040.0 | USD | 20191219 |