| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/4/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/4/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/4/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/1/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/1/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/1/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/31/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/31/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/31/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/30/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/30/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/30/2017 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/29/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/29/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/29/2017 |