| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 840.0 | USD | 20191018 |
| Unknown | China national standards | MT | 5910.0 | USD | 20191017 |
| Unknown | China national standards | MT | 3370.0 | USD | 20191013 |
| Unknown | China national standards | MT | 3370.0 | USD | 20191010 |
| Unknown | China national standards | MT | 840.0 | USD | 20191001 |
| Unknown | China national standards | MT | 5910.0 | USD | 20191001 |
| Unknown | China national standards | MT | 480.0 | USD | 20190917 |
| Unknown | China national standards | MT | 3690.0 | USD | 20190915 |
| Unknown | China national standards | MT | 480.0 | USD | 20190914 |
| Unknown | China national standards | MT | 3270.0 | USD | 20190913 |