A visitor looks at robots measuring body temperature at AI Expo Korea at COEX in southern Seoul on Oct. 27, 2020. The artificial intelligence exhibition opened on the day for a three-day run.

Lee Jun-sik, head of the Independence Hall of Korea, speaks during a ceremony in Seoul on Oct.

This photo shows electric trains that Hyundai Rotem Co., a South Korean railway system and plant equipment maker, delivered to Taiwan Railways Administration (TRA) on Oct.

Cable cars travel up and down Mount Seorak in Sokcho, 213 kilometers east of Seoul, on Oct. 25, 2020, as people flocked to the scenic mountain to enjoy the autumn colors. (Yonhap)
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This file photo shows Samsung Group Chairman Lee Kun-hee speaking during a ceremony to mark the 50th founding anniversary of the business group in Seoul on March 22, 1988.

Karkikhan Village with its good temperature becomes colorful when autumn arrives, Boroujerd, Lorestan Province, western Iran, October 25, IRNA. Ali Reza Soleimani

This photo taken on Oct. 23, 2020, shows colorful autumn foliage in the Donghwa Temple area on Mount Palgong in the southeastern city of Daegu. (Yonhap)
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Performers take part in a Halloween parade at the Everland amusement park in Yongin, south of Seoul, on Oct. 23, 2020. (Yonhap)
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Kim Hye-jin, a 22-year-old student of Dongduk Women's University and a native of the southwestern South Korean province of North Jeolla, poses for a photo after winning an annual beauty pageant in

Women are at work at a facility for shelling oysters in Tongyeong on South Korea's southern coast on Oct.