China's STAR Composite Index closes lower Tuesday

The STAR Composite Index, which reflects the performance of stocks on China's sci-tech innovation board, closed 1.31 percent lower at 2,278.73 points on Tuesday.

The STAR 50 Index, which tracks the 50 largest stocks listed on the board that also meet certain liquidity requirements, closed 1.68 percent lower at 1,916.21 points.

The sci-tech innovation board, commonly known as the STAR Market, was inaugurated in June 2019 at Shanghai Stock Exchange. It is designed to support companies in the high-tech and strategic emerging sectors.

China's STAR Composite Index closes lower Tuesday

The stocks of the Republic of Korea (ROK) dropped nearly 10 percent on Tuesday on big tech sell-offs, triggering a circuit breaker and sidecars to cool down panic-selling.

The benchmark KOSPI dived 910.71 points, or 9.99 percent, to close at 8,203.84, while the smaller KOSDAQ tumbled 76.88 points, or 7.94 percent, to finish at 891.52.

ROK stocks drop nearly 10 pct on big tech sell-offs