| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/5/2015 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/5/2015 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/5/2015 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/4/2015 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/4/2015 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/4/2015 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/31/2014 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/31/2014 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/31/2014 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/30/2014 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/30/2014 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/30/2014 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/29/2014 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/29/2014 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/29/2014 |