premise: Samsung has developed and marketed phones.
hypothesis: Samsung Group ( ; [ sʰamsʰʌŋ ] ) is a South Korean multinational conglomerate headquartered in Samsung Town , Seoul . Since 1990 , Samsung has increasingly globalised its activities and electronics ; in particular , its mobile phones and semiconductors have become its most important source of income . Samsung Galaxy S7 and Samsung Galaxy S7 Edge are Android smartphones manufactured and marketed by Samsung Electronics .