| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 770.0 | USD | 20190817 |
| Unknown | China national standards | MT | 770.0 | USD | 20190813 |
| Unknown | China national standards | MT | 110.0 | USD | 20190812 |
| Unknown | China national standards | MT | 770.0 | USD | 20190812 |
| Unknown | China national standards | MT | 810.0 | USD | 20190811 |
| Unknown | China national standards | MT | 110.0 | USD | 20190811 |
| Unknown | China national standards | MT | 110.0 | USD | 20190810 |
| Unknown | China national standards | MT | 120.0 | USD | 20190801 |
| Unknown | China national standards | MT | 130.0 | USD | 20190801 |
| Unknown | China national standards | MT | 780.0 | USD | 20190801 |