| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/8/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/7/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/4/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/3/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/2/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/1/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/31/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/28/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/27/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/26/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/21/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/20/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/18/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/17/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/14/2009 |