| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/12/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/11/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/10/2009 |
| · | [Tungsten]Market Price of Ferrotungsten80-A in China | 11/10/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/9/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/6/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/5/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/2/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/30/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/29/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/28/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/27/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/26/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/23/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/22/2009 |