| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/18/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/18/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/18/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/15/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/15/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/15/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/14/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/14/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/14/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/13/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/13/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/13/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/12/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/12/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/12/2017 |