are there different time zones in south korea
Time in South Korea South Korea has one timezone, Korea Standard Time (UTC+09:00), which is abbreviated KST.[1][2] South Korea does not currently observe daylight saving time, but experimented with it during the 1988 Summer Olympics in Seoul.[3][4] North Korea used Korea Standard Time until 2015, when it adopted Pyongyang Standard Time (UTC+08:30).[5]