| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/29/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/29/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 4/28/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 4/28/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/28/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/28/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 4/27/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 4/27/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/27/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/27/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 4/24/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 4/24/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/24/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/24/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 4/23/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 4/23/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/23/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/23/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 4/22/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 4/22/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/22/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/22/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 4/21/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 4/21/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/21/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/21/2015 |
| · | [Niobium]Market Price of Ferroniobium70 in China | 4/20/2015 |
| · | [Niobium]Market Price of Ferroniobium60A in China | 4/20/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（bulk） in China | 4/20/2015 |
| · | [Niobium]Market Price of Brazil ferroniobium/FeNb65（original） in China | 4/20/2015 |