| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/2/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 7/2/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/29/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/29/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/28/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/28/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/27/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/27/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/26/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/26/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/25/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/25/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/21/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/21/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/20/2012 |