| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6620.0 | USD | 20190501 |
| Unknown | China national standards | MT | 10730.0 | USD | 20190501 |
| Unknown | China national standards | MT | 5110.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1590.0 | USD | 20190501 |
| Unknown | China national standards | MT | 300.0 | USD | 20190422 |
| Unknown | China national standards | MT | 730.0 | USD | 20190421 |
| Unknown | China national standards | MT | 2000.0 | USD | 20190421 |
| Unknown | China national standards | MT | 9670.0 | USD | 20190420 |
| Unknown | China national standards | MT | 2010.0 | USD | 20190418 |
| Unknown | China national standards | MT | 730.0 | USD | 20190418 |