| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/11/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/11/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/11/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/10/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/10/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/10/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/9/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/9/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/9/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/6/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/6/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/6/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/5/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/5/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/5/2012 |