| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 69360.0 | USD | 20190501 |
| Unknown | China national standards | MT | 10170.0 | USD | 20190501 |
| Unknown | China national standards | MT | 70530.0 | USD | 20190501 |
| Unknown | China national standards | MT | 69150.0 | USD | 20190501 |
| Unknown | China national standards | MT | 13690.0 | USD | 20190423 |
| Unknown | China national standards | MT | 12660.0 | USD | 20190422 |
| Unknown | China national standards | MT | 11530.0 | USD | 20190421 |
| Unknown | China national standards | MT | 9580.0 | USD | 20190421 |
| Unknown | China national standards | MT | 64280.0 | USD | 20190421 |
| Unknown | China national standards | MT | 10430.0 | USD | 20190420 |