| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 6/1/2015 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/29/2015 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/29/2015 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/28/2015 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/28/2015 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/27/2015 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/27/2015 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/26/2015 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/26/2015 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/25/2015 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/25/2015 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/22/2015 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/22/2015 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/21/2015 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/21/2015 |