According to the sources of WP7Forum.ru, Lenovo will launch its first smartphone running Windows Phone 8.1 in April. The smartphone will run Windows Phone 8.1 and may see its unveil around BUILD 2014 ( April 2-4 ) when Microsoft is going to showcase Windows Phone 8.1 for the first time and developer preview may begin to roll out.
The rumor further claims that Lenovo will launch only one device which will be a mid-ranger running on Snapdragon 400 or Snapdragon 600 and with a display size of 4.5-5 inch. Microsoft has already confirmed 9 new hardware partners during MWC 2014 and Lenovo is one of them. So, Lenovo releasing a new Windows Phone smartphone is not a surprise.