| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/15/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/8/2008 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/8/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/19/2008 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/19/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/5/2008 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/5/2008 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/5/2008 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/9/2008 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/25/2008 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/25/2008 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/25/2008 |