| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1510.0 | USD | 20190522 |
| Unknown | China national standards | MT | 180.0 | USD | 20190522 |
| Unknown | China national standards | MT | 1730.0 | USD | 20190522 |
| Unknown | China national standards | MT | 2040.0 | USD | 20190522 |
| Unknown | China national standards | MT | 150.0 | USD | 20190521 |
| Unknown | China national standards | MT | 13770.0 | USD | 20190521 |
| Unknown | China national standards | MT | 25400.0 | USD | 20190521 |
| Unknown | China national standards | MT | 20.0 | USD | 20190521 |
| Unknown | China national standards | MT | 1440.0 | USD | 20190520 |
| Unknown | China national standards | MT | 330.0 | USD | 20190520 |