| · | [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 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/11/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/11/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/10/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/10/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/9/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/9/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/6/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/6/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/5/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 1/5/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 1/4/2012 |