| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/12/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/11/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/10/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/5/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/27/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/26/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/23/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/20/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/19/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/16/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/15/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/14/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/12/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/29/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/28/2009 |