| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 22660.0 | USD | 20190922 |
| Unknown | China national standards | MT | 21610.0 | USD | 20190922 |
| Unknown | China national standards | MT | 21260.0 | USD | 20190922 |
| Unknown | China national standards | MT | 21010.0 | USD | 20190922 |
| Unknown | China national standards | MT | 3340.0 | USD | 20190922 |
| Unknown | China national standards | MT | 3000.0 | USD | 20190921 |
| Unknown | China national standards | MT | 3220.0 | USD | 20190921 |
| Unknown | China national standards | MT | 3360.0 | USD | 20190921 |
| Unknown | China national standards | MT | 3480.0 | USD | 20190921 |
| Unknown | China national standards | MT | 21760.0 | USD | 20190921 |