[Digital Today reporter Sang-yeop Oh] South Korea's KOSPI on Tuesday surged more than 8 percent to reclaim the 5,400 level. It turned higher after 5 sessions, and a sidecar was triggered as volatility increased following the sharp intraday rise.

The KOSPI ended up 426.24 points, or 8.44 percent, at 5,478.70 from the previous session. According to the Korea Exchange, the gain of 426.24 points was the second-largest on record.

The benchmark opened up 277.58 points, or 5.49 percent, at 5,330.04 and at one point climbed as high as 5,512.33, posting a sharp rise.

Institutions led gains with net buying of 4.03 trillion won. Individuals and foreigners, meanwhile, were net sellers of 3.76 trillion won and 626.0 billion won, respectively.

All of the top 10 stocks by market capitalisation surged. Samsung Electronics closed up 13.40 percent at 189,600 won, while SK Hynix ended 10.66 percent higher at 893,000 won.

Hyundai Motor rose 9.54 percent, LG Energy Solution gained 3.17 percent and Samsung Biologics climbed 4.52 percent. Hanwha Aerospace added 6.73 percent, SK Square advanced 7.40 percent, Doosan Enerbility rose 8.50 percent and Kia gained 6.96 percent.

The Kosdaq also ended up 63.79 points, or 6.06 percent, at 1,116.18.

In Seoul's foreign exchange market, the won was at 1,502.30 per dollar, up 8.20 won from the previous session.