| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 10/9/2020 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/30/2020 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/30/2020 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/30/2020 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/29/2020 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/29/2020 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/29/2020 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/28/2020 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/28/2020 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/28/2020 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/27/2020 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/27/2020 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/27/2020 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/25/2020 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/25/2020 |