| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 3/20/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 3/20/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 3/19/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 3/19/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 3/18/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 3/18/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 3/15/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 3/15/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 3/14/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 3/14/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 3/13/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 3/13/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 3/12/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 3/12/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 3/11/2013 |