| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2630.0 | USD | 20190801 |
| Unknown | China national standards | MT | 5060.0 | USD | 20190801 |
| Unknown | China national standards | MT | 15630.0 | USD | 20190801 |
| Unknown | China national standards | MT | 380.0 | USD | 20190801 |
| Unknown | China national standards | MT | 52950.0 | USD | 20190801 |
| Unknown | China national standards | MT | 560.0 | USD | 20190801 |
| Unknown | China national standards | MT | 2500.0 | USD | 20190723 |
| Unknown | China national standards | MT | 20040.0 | USD | 20190722 |
| Unknown | China national standards | MT | 20470.0 | USD | 20190722 |
| Unknown | China national standards | MT | 21180.0 | USD | 20190721 |