| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/29/2015 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/29/2015 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/29/2015 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/28/2015 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/28/2015 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/28/2015 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/25/2015 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/25/2015 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/25/2015 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/24/2015 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/24/2015 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/24/2015 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/23/2015 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/23/2015 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/23/2015 |