| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 5/3/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/29/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/29/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/28/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/28/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/27/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/27/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/26/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/26/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/25/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/25/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/22/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/22/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/21/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/21/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/20/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/20/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/19/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/19/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/18/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/18/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/15/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/15/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/14/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/14/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/13/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/13/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/12/2011 |
| ， | [Tungsten]Export Price of AmmoniumParatungstate in China | 4/12/2011 |
| ， | [Tungsten]Export Price of Ferrotungsten80-A in China | 4/11/2011 |