| · | [Tungsten]Market Price of Tungsten Concentrates in China | 2/3/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 2/2/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 2/1/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/26/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/25/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/22/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/21/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/20/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/19/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/18/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/15/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/14/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/13/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/12/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/11/2010 |