Having needed a late goal to salvage a 2-2 draw on Thursday, the senior side turned on the power with three second half goals to see off their compatriots, who had won the AFC U23 Championship Thailand 2020 in January.
Having been outplayed for the better part of the second half on Thursday, Korea Republic showed more purpose and dictated terms from the start in Monday's return leg.
Their dominance, however, didn't translate into goals and they had to wait till the 54th minute to take the lead with Lee Dong-gyeong finishing off a quick counter attack. .....
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