Zheng Xing Xing Ye Ri Bao·2025-12-29 08:58Group 1 - The semiconductor sector experienced a slight increase of 0.25% on December 29, with Dongwei Semiconductor leading the gains [1] - The Shanghai Composite Index closed at 3965.28, up 0.04%, while the Shenzhen Component Index closed at 13537.1, down 0.49% [1] - Notable gainers in the semiconductor sector included Dongwei Semiconductor, which rose by 12.62% to a closing price of 80.29, and Hongwei Technology, which increased by 8.90% to 31.08 [1] Group 2 - The semiconductor sector saw a net outflow of 4.458 billion yuan from institutional investors, while retail investors contributed a net inflow of 3.929 billion yuan [2] - Key stocks with significant net inflows from retail investors included Xinyuan Co., which had a net inflow of 3.88 billion yuan, and Dongwei Semiconductor, which saw a net inflow of 1.22 billion yuan [3] - Conversely, stocks like Pairui Co. and Jiamu Technology experienced notable net outflows, with Pairui Co. declining by 14.82% to 11.09 and Jiamu Technology down by 7.14% to 128.14 [2][3]