| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 9/2/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 9/2/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 9/1/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 9/1/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 8/31/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 8/31/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 8/30/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 8/30/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 8/29/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 8/29/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 8/26/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 8/26/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 8/25/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 8/25/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 8/24/2011 |