| · | [Niobium]Market Price of Ferroniobium70 in China | 4/17/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 4/17/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/17/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/17/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 4/16/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 4/16/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/16/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/16/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 4/15/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 4/15/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/15/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/15/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 4/14/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 4/14/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/14/2015 |