| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 630.0 | USD | 20190423 |
| Unknown | China national standards | MT | 890.0 | USD | 20190419 |
| Unknown | China national standards | MT | 5940.0 | USD | 20190419 |
| Unknown | China national standards | MT | 4180.0 | USD | 20190417 |
| Unknown | China national standards | MT | 5940.0 | USD | 20190411 |
| Unknown | China national standards | MT | 620.0 | USD | 20190401 |
| Unknown | China national standards | MT | 880.0 | USD | 20190401 |
| Unknown | China national standards | MT | 4220.0 | USD | 20190401 |
| Unknown | China national standards | MT | 620.0 | USD | 20190401 |
| Unknown | China national standards | MT | 630.0 | USD | 20190401 |