| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/10/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/10/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/9/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/9/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/8/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/8/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/7/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/7/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/6/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/6/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/3/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/3/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 5/2/2013 |
| · | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/2/2013 |
| · | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/27/2013 |