| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 8/3/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 7/31/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 7/31/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 7/31/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 7/31/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 7/30/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 7/30/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 7/30/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 7/30/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 7/29/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 7/29/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 7/29/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 7/29/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 7/28/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 7/28/2015 |