| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1110.0 | USD | 20190411 |
| Unknown | China national standards | MT | 910.0 | USD | 20190410 |
| Unknown | China national standards | MT | 7500.0 | USD | 20190410 |
| Unknown | China national standards | MT | 11200.0 | USD | 20190410 |
| Unknown | China national standards | MT | 6780.0 | USD | 20190410 |
| Unknown | China national standards | MT | 5270.0 | USD | 20190401 |
| Unknown | China national standards | MT | 7970.0 | USD | 20190401 |
| Unknown | China national standards | MT | 6390.0 | USD | 20190401 |
| Unknown | China national standards | MT | 6760.0 | USD | 20190401 |
| Unknown | China national standards | MT | 6770.0 | USD | 20190401 |