| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/30/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/20/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/20/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/19/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/19/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/18/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/18/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/17/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/17/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/16/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/16/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/13/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/13/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/12/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/12/2012 |