| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/20/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/17/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/16/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/15/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/14/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/13/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/10/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/9/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/8/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/7/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/3/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/2/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/1/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 3/31/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 3/30/2009 |