Vodafone Group Plc (VOD) is the world’s largest mobile phone company. And, its service revenue growth for the fiscal first quarter has also proved the same. The rise in sales was due to increases in sales of its phones, which could surf the web.

Due to the increase in the usage of smart-phones, data revenue has grown by 25%. It is expected that Vodafone in Newbury, England has sought to drive the data sales from other smart phone makers. The stock of it has risen by 2% amounting to 165.50 pence in the London trading.

Chief Executive Officer Vittorio Colao said that they have had a good start to the year, which has given healthy results, despite the macroeconomic challenging conditions, across the southern European economies, and also due the impact of cuts to mobile termination rates.

In Spain, Vodafone is struggling to boost sales amid the highest unemployment rate in Europe. Revenue decline in Spain is 9.9%, but company has decided to reduce prices in the country to increase the sales.

Vodafone is getting profits from countries like Turkey, India, U.K. and Germany. Officials have announced that they would write down its values in Spain, Greece, Portugal, Italy and Ireland by 6.1 billion pounds, following higher discount rates. Germany is the biggest market for them.