| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/2/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/1/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/30/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/29/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/28/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/25/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/24/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/23/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/22/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/21/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/18/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/17/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/13/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/12/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/11/2010 |