| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/11/2010 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/10/2010 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/7/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/7/2010 |
| · | [Tungsten]Export Price of Ferrotungsten70% in China | 5/6/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/6/2010 |
| · | [Tungsten]Export Price of Ferrotungsten70% in China | 4/30/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/30/2010 |
| · | [Tungsten]Export Price of Ferrotungsten70% in China | 4/29/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/29/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/28/2010 |
| · | [Tungsten]Export Price of Ferrotungsten70% in China | 4/27/2010 |
| · | [Tungsten]Export Price of Ferrotungsten70% in China | 4/23/2010 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/23/2010 |
| · | [Tungsten]Export Price of Ferrotungsten70% in China | 4/22/2010 |