Samsung Electronics Co., Ltd. is a South Korean multinational electronics company headquartered in Suwon, South Korea. Samsung Electronics has assembly plants and sales networks in 80 countries and employs around 308,745 people. It is the world's largest manufacturer of consumer electronics and semiconductors by revenue. 

Samsung is a major manufacturer of electronic components such as lithium-ion batteries, semiconductors, chips, image sensors, camera modules and flash memory devices for clients such as Apple, Sony, HTC and Nokia.

It is the world's largest manufacturer of mobile phones and smartphones, started with the original Samsung Solstice and later, the popularity of its Samsung Galaxy line of devices. 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 through the Samsung Galaxy Note family of devices.

It has also developed 5G capable smartphones through the Galaxy S10 and Galaxy Note 10 and foldable phones through the Galaxy Fold. Samsung Electronics is the world's second largest technology company by revenue.

According to en.wikipedia