| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 15130.0 | USD | 20190601 |
| Unknown | China national standards | MT | 23220.0 | USD | 20190601 |
| Unknown | China national standards | MT | 21560.0 | USD | 20190601 |
| Unknown | China national standards | MT | 40010.0 | USD | 20190601 |
| Unknown | China national standards | MT | 8090.0 | USD | 20190522 |
| Unknown | China national standards | MT | 8090.0 | USD | 20190521 |
| Unknown | China national standards | MT | 1980.0 | USD | 20190520 |
| Unknown | China national standards | MT | 14220.0 | USD | 20190520 |
| Unknown | China national standards | MT | 13280.0 | USD | 20190520 |
| Unknown | China national standards | MT | 50300.0 | USD | 20190519 |