| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/3/2020 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/31/2020 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/31/2020 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/31/2020 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/30/2020 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/30/2020 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/30/2020 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/29/2020 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/29/2020 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/29/2020 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/28/2020 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/28/2020 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/28/2020 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/27/2020 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/27/2020 |