| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 700.0 | USD | 20190522 |
| Unknown | China national standards | MT | 930.0 | USD | 20190522 |
| Unknown | China national standards | MT | 11090.0 | USD | 20190521 |
| Unknown | China national standards | MT | 16570.0 | USD | 20190519 |
| Unknown | China national standards | MT | 2290.0 | USD | 20190518 |
| Unknown | China national standards | MT | 1660.0 | USD | 20190518 |
| Unknown | China national standards | MT | 1660.0 | USD | 20190517 |
| Unknown | China national standards | MT | 8260.0 | USD | 20190516 |
| Unknown | China national standards | MT | 15410.0 | USD | 20190516 |
| Unknown | China national standards | MT | 11140.0 | USD | 20190516 |