| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 540.0 | USD | 20190419 |
| Unknown | China national standards | MT | 500.0 | USD | 20190418 |
| Unknown | China national standards | MT | 3850.0 | USD | 20190418 |
| Unknown | China national standards | MT | 590.0 | USD | 20190417 |
| Unknown | China national standards | MT | 600.0 | USD | 20190417 |
| Unknown | China national standards | MT | 3960.0 | USD | 20190417 |
| Unknown | China national standards | MT | 4130.0 | USD | 20190417 |
| Unknown | China national standards | MT | 580.0 | USD | 20190416 |
| Unknown | China national standards | MT | 3960.0 | USD | 20190415 |
| Unknown | China national standards | MT | 610.0 | USD | 20190414 |