Having carried over a win against Iran from Pool A in the first round, the home nation moved onto two victories in Pool E in the second round with a 25-22, 25-13, 25-19 triumph.

Joining them in qualifying for the semi-finals from the same section were Thailand, who defeated Iran 25-16, 25-21, 25-13.

With both South Korea and Thailand on six points, tomorrow's clash between the two teams will determine the winner of Pool E.

There will also be a deciding match in Pool F tomorrow after China and holders Japan picked up wins to add to those carried over from the first round. 

China overcame Kazakhstan 25-23, 25-12, 25-15, while Japan beat Indonesia 25-19, 25-11, 25-13.

In the semi-finals, the winner of Pool E will face the runner-up in Pool F and vice versa.

Chinese Taipei, Indonesia, Iran and Kazakhstan will contest the fifth-to-eighth-place playoffs after concluding their second-round campaigns tomorrow.

Action is also underway in the consolation tournament.

Hong Kong defeated New Zealand 25-18, 25-15, 25-19 in the two-team Pool G and India overcame Sri Lanka 25-27, 25-13, 28-30, 25-10, 15-5 in the three-team Pool H.

In the ninth-to-12th-place playoffs, Hong Kong will play the runner-up in Pool H and New Zealand will go up against the winner.

Pool H is due to conclude tomorrow, when leaders Australia battle third-placed Sri Lanka.

Matches are taking place at the Jamsil Arena and Jamsil Students' Gymnasium venues.

Eight teams are set to advance from the event to the Tokyo 2020 Asian Olympic Qualification Tournament, although Japan, as hosts, and China, through this month's Intercontinental Qualifier, have already booked their spots at next year's Games.

Chinese Taipei, Indonesia, Iran, Kazakhstan, South Korea and Thailand have taken up six of the berths.

The other two will go to the ninth and 10th-place finishers from the consolation tournament.

The final in Seoul is scheduled to be held on Sunday (August 25).