| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/21/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/21/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/20/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/20/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/20/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/17/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/17/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/17/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/16/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/16/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/16/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/15/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/15/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/15/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/14/2021 |