| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/10/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/10/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/7/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/7/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/6/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/6/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/5/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/5/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/4/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/4/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/3/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/3/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/30/2017 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/30/2017 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/29/2017 |