Gwangju Metro Class 1000 series 4-car EMU set 120(the train's number on this pic is 1020) entering Pyeongdong Station on the Gwangju Metro Line 1 in Gwangsan-gu, Gwangju Metropolitan City, Republic of Korea(South Korea)
<bdi><a href="//commons.wikimedia.org/wiki/User:LERK" title="User:LERK">LERK</a>
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CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>