| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/24/2015 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/24/2015 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/23/2015 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/23/2015 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/23/2015 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/23/2015 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/22/2015 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/22/2015 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/22/2015 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/22/2015 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/21/2015 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/21/2015 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/21/2015 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/21/2015 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/18/2015 |