| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/9/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/8/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/8/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/7/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/7/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/3/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/3/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/2/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/2/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 6/1/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/1/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/31/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/31/2011 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/30/2011 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/30/2011 |