| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/1/2010 |
| · | [Tungsten]Export Price of Ferrotungsten70% in China | 5/31/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/31/2010 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/28/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/28/2010 |
| · | [Tungsten]Export Price of Ferrotungsten70% in China | 5/27/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/27/2010 |
| · | [Tungsten]Export Price of Ferrotungsten70% in China | 5/26/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/26/2010 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/25/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/25/2010 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/24/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/24/2010 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/21/2010 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/19/2010 |