| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/19/2022 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 4/19/2022 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 4/18/2022 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/18/2022 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 4/18/2022 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 4/15/2022 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/15/2022 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 4/15/2022 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 4/14/2022 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/14/2022 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 4/14/2022 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 4/13/2022 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 4/13/2022 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 4/13/2022 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 4/12/2022 |