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Samsung Electronics makes and sells the memory chips, smartphones, and displays that power modern life.
Samsung Electronics is the company behind the Galaxy phone in your pocket, the memory chips inside data centers, and the screens in many TVs and phones. It is a sprawling manufacturer that builds components and finished products, and it sells them to both ordinary people and other companies. Most people know the brand from phones, but the real money engine is the parts business.
The biggest piece is memory chips — the DRAM and NAND flash that store data in phones, laptops, and servers. Samsung is one of the world's largest memory makers, and this business is brutally cyclical: when demand booms, profits soar; when prices crash, losses pile up. That whiplash is the single most important thing to understand about Samsung. Its foundry arm also manufactures chips for other companies on contract, competing with TSMC, though it trails there. On the consumer side, it sells Galaxy smartphones and premium TVs, which bring in revenue but thin profits — phone buyers are fickle, and cheaper Chinese rivals keep squeezing margins. Samsung's edge is scale and vertical integration. It makes its own memory, its own displays, and many of its own phone components, so it captures more of the value chain than rivals who must buy parts. That breadth lets it survive downcycles that crush smaller competitors. It also spends enormous sums on capital equipment — new chip fabs cost tens of billions of dollars — which is both its moat and its burden, because a wrong bet on demand hurts badly. The company is headquartered in Suwon, South Korea, and its chip and phone fortunes are closely tied to the global economy and to Korean politics.
In 1969, Samsung Electronics began as a maker of color TVs, calculators, refrigerators and other home appliances. It was a manufacturing business, making everyday things people wanted in their homes as the country around it grew.
A few years later, founder Lee Byung-chull put his own money into buying Hankook Semiconductor. It was a gamble, and chips were a strange new world for a company that made fridges and TVs — but that bet would push Samsung toward building many of its own parts instead of just assembling products.
In 1983, chairman Lee Byung-chull announced the Tokyo Declaration: Samsung would go into the memory chip business, despite plenty of people inside the company saying it was too risky. By the end of that year it had built a working memory chip and become only the third place in the world making them, behind the US and Japan. That bold bet became the seed of something much bigger.
The company dropped the long manufacturing name and became simply Samsung Electronics, the name it still goes by today.
In 1988, Samsung folded its semiconductor and communications arms into the electronics business and called it a second founding. Chips and phones were now part of the same machine.
The chip bet kept paying. Samsung built the world's first 64-megabit memory chip, then soon after took the top spot in the memory market — a lead it would keep for decades.
Chairman Lee Kun-hee had seen Samsung TVs gathering dust in a corner of an American store, and it stung. In Frankfurt he told his people to change everything but their wives and children, launching the New Management drive. The goal was to stop being seen as cheap and become a premium brand, and it worked.
In a quality-first ceremony, Samsung piled up about 150,000 phones and fax machines and smashed and burned them — a very public promise that quality came first. Within a few years it was selling tens of millions of phones at a profit, thanks to its Anycall line.
Samsung made its biggest deal ever, buying Harman International outright for eight billion dollars and putting itself inside the car industry. The auto electronics business quietly grew, and before long Harman was making more operating profit than Samsung's TVs and home appliances combined.
A year-end reshuffle restored a shared leadership setup, with Vice Chairman Jun Young-hyun and President Roh Tae-moon as co-CEOs. Chairman Lee Jae-yong stressed steady management and making sure the company kept its core technology strong.
One quarter's operating profit passed 100 trillion won for the first time, with nearly all of it coming from memory chips riding the AI boom. But the stock fell anyway, because the plan for returning cash to shareholders was vague — a rival had laid out a clearer plan. The quarter said something important about the new Samsung: its earnings now rise and fall almost entirely with the AI memory business, while phones and home appliances were losing money.
An interesting wrinkle: Samsung Electronics is part of the larger Samsung Group, a web of affiliated companies, and its ownership and governance have long drawn criticism in Korea, including past scandals involving political influence. On cash use, Samsung pays dividends and buys back shares, but it also hoards cash and plows huge amounts into new factories. Recent years have brought a hard memory downturn and a costly push into advanced chipmaking, testing whether its scale advantage still pays off.
Saved answer · last researched 20 Oct 2026