Helio, as expected, has unveiled the S25 smartphone in Bangladesh. The helio S25 will be available in Bangladesh, 14^th March 2017. It will come in Black color initially. The Chairman of Edison Group, Mr. Aminur Rashid unveiled the helio S25 in a launching ceremony at Westin Hotel, Gulshan. An attractive back-pack is offered with every purchase of helio S25. Moreover, 300 minute on-net and 100 minute off-net talk time and 15GB data (for first 3 months, per month 5GB) with Robi is also avail...