| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2450.0 | USD | 20191201 |
| Unknown | China national standards | MT | 1840.0 | USD | 20191201 |
| Unknown | China national standards | MT | 55340.0 | USD | 20191123 |
| Unknown | China national standards | MT | 1620.0 | USD | 20191123 |
| Unknown | China national standards | MT | 9350.0 | USD | 20191122 |
| Unknown | China national standards | MT | 1030.0 | USD | 20191121 |
| Unknown | China national standards | MT | 7850.0 | USD | 20191118 |
| Unknown | China national standards | MT | 490.0 | USD | 20191118 |
| Unknown | China national standards | MT | 1330.0 | USD | 20191116 |
| Unknown | China national standards | MT | 17160.0 | USD | 20191115 |