| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 4/8/2014 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 4/4/2014 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/4/2014 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 4/4/2014 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 4/3/2014 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/3/2014 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 4/3/2014 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 4/2/2014 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/2/2014 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 4/2/2014 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/1/2014 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 4/1/2014 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 3/31/2014 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 3/31/2014 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 3/4/2014 |