The world's largest mobile show, the Mobile World Congress 2014, will open in Barcelona, Spain on Monday.
 
This year, around 17-hundred mobile firms from around the world including Korea's SK Telecom and KT will showcase their latest mobile devices and services.
 
Global phone manufacturers such as Samsung Electronics, Nokia and Sony are expected to unveil new products at the congress.
 
Samsung will unveil its Galaxy S5 smartphone on Monday evening, local time. 
 
The Mobile World Congress is in its 28th year.