| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3410.0 | USD | 20190922 |
| Unknown | China national standards | MT | 2040.0 | USD | 20190921 |
| Unknown | China national standards | MT | 480.0 | USD | 20190920 |
| Unknown | China national standards | MT | 15930.0 | USD | 20190920 |
| Unknown | China national standards | MT | 3820.0 | USD | 20190920 |
| Unknown | China national standards | MT | 2840.0 | USD | 20190918 |
| Unknown | China national standards | MT | 2840.0 | USD | 20190917 |
| Unknown | China national standards | MT | 8120.0 | USD | 20190917 |
| Unknown | China national standards | MT | 14350.0 | USD | 20190916 |
| Unknown | China national standards | MT | 3820.0 | USD | 20190916 |