| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/22/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/21/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/21/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/20/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/20/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/19/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/19/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/18/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/18/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/15/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/15/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/14/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/14/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/13/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/13/2011 |