| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/8/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/31/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/23/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/17/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/15/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/10/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/8/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/26/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/21/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/17/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/11/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/7/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/3/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/8/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/19/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/5/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/25/2008 |