| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/11/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/11/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/11/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/10/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/10/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/10/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/9/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/9/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/9/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/8/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/8/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/8/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/5/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/5/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/5/2011 |