Hosts strike gold on day two in Incheon
The team of Son Je-yong, Im Chae-bin and Kang Dong-jin were slower in the opening lap of the final against China but turned their fortunes around to take gold by 0.344seconds, the fifth of day two in Incheon.
In the bronze medal race it was Japan who prevailed as they beat Iran to take their place on the podium.
China exacted revenge in the women's team sprint finals, though, as they took gold ahead of South Korea, with Chinese Taipei securing bronze.
There was more success for the hosts in the Equestrian dressage final as they secured first place, with Japan and Chinese Taipei completing the podium.
Meanwhile, South Korea's Hwang Young-shik led qualifying in the individual event.
Fencing yielded two more golds for South Korea as Lee Ra-jin beat compatriot Kim Ji-yeon 15-11 in the women's individual sabre final and Jung Jin-sun beat Park Kyoung-doo 15-9 in the men's individual epee final.
Wushu gave the hosts their fifth gold of the day as Ha-sung Lee took the men's changquan with a score of 9.71 points to give South Korea their first Wushu gold since 2002.
Malaysia's Tai Cheau Xuen took victory in the women's nanquan final and Hong Wei claimed the women's nandao final with a score of 9.72 points.
In the synchronised swimming duet free routine final there was success for Xuechen Huang and Wenyan Sun of China, with Japan and Kazakhstan claiming the other medals.
Mongolia took two golds in the judo competitions as Urantsetseg Munkhbat and Tumurkhuleg Dacaadorj claimed victory in the women's 48kg and men's 66kg respectively, the latter beating Japan's Tomofuni Takajo by ippon.
There were also ippon wins for Kazakhstan's Yeldos Smetov in the men's 60kg and Misato Nakamura claimed gold for Japan in the women's 52kg.
China dominated the shooting finals on Saturday with gold medals in three of the four events, with India's Jitu Rai taking victory in the men's 50-metre pistol individual final.
There were first round wins for Hong Kong and Saudi Arabia in the tennis competition, while Om Yun-chol of North Korea set a new clean and jerk world record on his way to gold in the men's 56kg weightlifting competition.
In the women's water polo there were round robin wins for Uzbekistan, Kazakhstan and China, while North Korea beat Hong Kong 5-0 in the only match in the football competition.
The semi-finals of the women's team badminton will see defending champions China, Japan, India and South Korea battle it out for a place in the gold-medal match after victories in their last eight games.
Matches in the group stages of the men's basketball saw wins for Mongolia and Kazakhstan, while Kuwait's men's volleyball team were victorious 3-0 in their preliminary round match with Pakistan.
China beat South Korea by eight wickets in the women's group matches of the cricket competition and Thailand recorded a nine-wicket win over Malaysia.
Defending women's doubles champions in Sepaktakraw, Myanmar, started their defence with a 2-0 win over Malaysia and the beach volleyball competitions began in the preliminary round.
Saturday also saw the start of the men's hockey competition, the opening two rounds of the squash, rowing heats and the men's handball.