| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/6/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 7/6/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/5/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 7/5/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/4/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 7/4/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 7/1/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 7/1/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/30/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/30/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/29/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/29/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/28/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/28/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/27/2011 |