SAMSUNG is the world's largest memory chip manufacturer and, from 2017 to 2018, had been the largest semiconductor company in the world, briefly dethroning Intel, the decades-long champion. Since the early 1990s, SAMSUNG Electronics has commercially introduced a number of new memory technologies. SAMSUNG commercially introduced SDRAM in 1992, and later DDR SDRAM and GDDR SGRAM in 1998. In 2009, SAMSUNG started mass-producing 30 nm-class NAND flash memory, and in 2010 succeeded in mass-producing 30 nm class DRAM and 20 nm class NAND flash, both of which were for the first time in the world. In the second quarter of 2020 subject to market conditions, SAMSUNG is planning to start mass production of 5 nm chips using Extreme ultraviolet lithography (EUV) and aims to become a leader in EUV process use...