| · | [Niobium]Market Price of Ferroniobium60A in China | 4/1/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/1/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/1/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 3/31/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 3/31/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 3/31/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 3/31/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 3/30/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 3/30/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 3/30/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 3/30/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 3/27/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 3/27/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 3/27/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 3/27/2015 |