The SSE STAR 50 Index Surges Over 10%, Marking the Highest Single-day Gain of the Year, with the Semiconductor Sector experiencing a surge in limit-up boards.

BlockBeats News, July 21st, according to Bitget market data, the CSI Star 50 Index in A-shares rose by over 10%, hitting a new high for the year in terms of single-day gains, with the semiconductor sector experiencing a wave of limit-up. Previously, on July 9, 2026, the CSI Star 50 Index saw a single-day increase of 8.41%.

Among the semiconductor stocks in the CSI Star 50 Index, GigaDevice, Huahong Semiconductor, and China SiC each hit the 20cm limit-up.