| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 820.0 | USD | 20190111 |
| Unknown | China national standards | MT | 740.0 | USD | 20190110 |
| Unknown | China national standards | MT | 740.0 | USD | 20190101 |
| Unknown | China national standards | MT | 740.0 | USD | 20190101 |
| Unknown | China national standards | MT | 141899.98 | USD | 20190101 |
| Unknown | China national standards | MT | 810.0 | USD | 20190101 |
| Unknown | China national standards | MT | 740.0 | USD | 20190101 |
| Unknown | China national standards | MT | 740.0 | USD | 20190101 |
| Unknown | China national standards | MT | 120.0 | USD | 20190101 |
| Unknown | China national standards | MT | 690.0 | USD | 20190101 |