| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 8/1/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 8/1/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/31/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 7/31/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/30/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 7/30/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/27/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 7/27/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/26/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 7/26/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/25/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 7/25/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/24/2012 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 7/24/2012 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/23/2012 |