| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 850.0 | USD | 20190123 |
| Unknown | China national standards | MT | 100.0 | USD | 20190122 |
| Unknown | China national standards | MT | 710.0 | USD | 20190122 |
| Unknown | China national standards | MT | 360.0 | USD | 20190122 |
| Unknown | China national standards | MT | 450.0 | USD | 20190121 |
| Unknown | China national standards | MT | 110.0 | USD | 20190121 |
| Unknown | China national standards | MT | 120.0 | USD | 20190121 |
| Unknown | China national standards | MT | 80.0 | USD | 20190121 |
| Unknown | China national standards | MT | 60.0 | USD | 20190121 |
| Unknown | China national standards | MT | 70.0 | USD | 20190120 |