Samsung is a major manufacturer of electronic components such as lithium-ion batteries , semiconductors , image sensors , camera modules and displays for clients such as Apple , Sony , HTC and Nokia . [8] [9] It is the world's largest manufacturer of mobile phones and smartphones , started with the original Samsung Solstice [10] and later, the popularity of its Samsung Galaxy line of devices. [11] The company is also a major vendor of tablet computers , particularly its Android -powered Samsung Galaxy Tab collection, and regarded for developing the phablet market with the Samsung Galaxy Note family of devices. [12] It has also developed 5G capable smartphones including the Galaxy S10 and Galaxy Note 10 and foldable phones including the Galaxy Fold . Samsung has been the world's largest television manufacturer since 2006, [13] and the world's largest manufacturer of mobile phones since 2011. [14] It is also the world's largest memor