| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 180.0 | USD | 20190622 |
| Unknown | China national standards | MT | 1250.0 | USD | 20190618 |
| Unknown | China national standards | MT | 1490.0 | USD | 20190617 |
| Unknown | China national standards | MT | 150.0 | USD | 20190616 |
| Unknown | China national standards | MT | 180.0 | USD | 20190616 |
| Unknown | China national standards | MT | 1240.0 | USD | 20190615 |
| Unknown | China national standards | MT | 1540.0 | USD | 20190613 |
| Unknown | China national standards | MT | 220.0 | USD | 20190611 |
| Unknown | China national standards | MT | 1490.0 | USD | 20190611 |
| Unknown | China national standards | MT | 1020.0 | USD | 20190610 |