| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/3/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/2/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/2/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/2/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/1/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/1/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/1/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/31/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/31/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/31/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/30/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/30/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/30/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/27/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/27/2010 |