In 2006, a Korean engineer called Choi Jin-seok achieved a feat that earned him the nickname “master of semiconductor yield”.
Then serving as the chip manufacturing head at semiconductor company Hynix, Choi oversaw the certification of what was then the latest generation of memory chips ahead of Samsung Electronics, its wealthier and more celebrated Korean rival.
“He is a genius of process technology and a competent man capable of running a big company,” says a person who has worked with Choi.
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