| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 700.0 | USD | 20200201 |
| Unknown | China national standards | MT | 870.0 | USD | 20200201 |
| Unknown | China national standards | MT | 12650.0 | USD | 20191223 |
| Unknown | China national standards | MT | 160.0 | USD | 20191222 |
| Unknown | China national standards | MT | 790.0 | USD | 20191222 |
| Unknown | China national standards | MT | 140.0 | USD | 20191221 |
| Unknown | China national standards | MT | 800.0 | USD | 20191221 |
| Unknown | China national standards | MT | 850.0 | USD | 20191221 |
| Unknown | China national standards | MT | 710.0 | USD | 20191220 |
| Unknown | China national standards | MT | 190.0 | USD | 20191220 |