| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 19340.0 | USD | 20190411 |
| Unknown | China national standards | MT | 1610.0 | USD | 20190411 |
| Unknown | China national standards | MT | 2870.0 | USD | 20190411 |
| Unknown | China national standards | MT | 1380.0 | USD | 20190411 |
| Unknown | China national standards | MT | 1130.0 | USD | 20190410 |
| Unknown | China national standards | MT | 2220.0 | USD | 20190410 |
| Unknown | China national standards | MT | 20640.0 | USD | 20190410 |
| Unknown | China national standards | MT | 1610.0 | USD | 20190401 |
| Unknown | China national standards | MT | 4460.0 | USD | 20190401 |
| Unknown | China national standards | MT | 1780.0 | USD | 20190401 |