| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 770.0 | USD | 20190816 |
| Unknown | China national standards | MT | 15740.0 | USD | 20190814 |
| Unknown | China national standards | MT | 1030.0 | USD | 20190814 |
| Unknown | China national standards | MT | 1030.0 | USD | 20190813 |
| Unknown | China national standards | MT | 150.0 | USD | 20190813 |
| Unknown | China national standards | MT | 1190.0 | USD | 20190812 |
| Unknown | China national standards | MT | 700.0 | USD | 20190811 |
| Unknown | China national standards | MT | 110.0 | USD | 20190810 |
| Unknown | China national standards | MT | 2330.0 | USD | 20190801 |
| Unknown | China national standards | MT | 180.0 | USD | 20190801 |