| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1780.0 | USD | 20191010 |
| Unknown | China national standards | MT | 470.0 | USD | 20191001 |
| Unknown | China national standards | MT | 1780.0 | USD | 20191001 |
| Unknown | China national standards | MT | 142870.0 | USD | 20191001 |
| Unknown | China national standards | MT | 142870.0 | USD | 20191001 |
| Unknown | China national standards | MT | 800.0 | USD | 20191001 |
| Unknown | China national standards | MT | 310.0 | USD | 20190921 |
| Unknown | China national standards | MT | 310.0 | USD | 20190920 |
| Unknown | China national standards | MT | 81310.0 | USD | 20190920 |
| Unknown | China national standards | MT | 2160.0 | USD | 20190918 |