| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/27/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/26/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/26/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/26/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/25/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/25/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/25/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/24/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/24/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/24/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/23/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/23/2021 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/23/2021 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/20/2021 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/20/2021 |