| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/9/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/9/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/6/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/6/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/6/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/5/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/5/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/5/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/4/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/4/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/4/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/3/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/3/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/3/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/30/2016 |