| · | [Tungsten]Market Price of Ferrotungsten70% in China | 5/12/2016 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 5/12/2016 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 5/11/2016 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 5/11/2016 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 5/11/2016 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 5/10/2016 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 5/10/2016 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 5/10/2016 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 5/9/2016 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 5/9/2016 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 5/9/2016 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 5/6/2016 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 5/6/2016 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 5/6/2016 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 5/5/2016 |