| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/20/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/19/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/19/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/19/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/18/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/18/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/18/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/15/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/15/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/15/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/14/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/14/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/14/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/13/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/13/2021 |