其他电子板块2月2日跌4.44%，香农芯创领跌，主力资金净流出16.97亿元

Market Overview - The other electronic sector experienced a decline of 4.44% on February 2, with Shannon Semiconductor leading the drop [1] - The Shanghai Composite Index closed at 4015.75, down 2.48%, while the Shenzhen Component Index closed at 13824.35, down 2.69% [1] Stock Performance - Notable gainers in the electronic sector included: - Jingquan Technology (002885) with a closing price of 26.25, up 2.78% [1] - Igor (002922) at 39.87, up 2.31% [1] - Yingtang Zhikong (300131) at 14.70, up 0.96% [1] - Major decliners included: - Shannon Semiconductor (300475) at 147.73, down 12.36% [2] - Dongshi Zhuang (001287) at 23.74, down 10.01% [2] - Shihua Technology (688093) at 35.01, down 9.35% [2] Capital Flow - The other electronic sector saw a net outflow of 1.697 billion yuan from institutional investors, while retail investors had a net inflow of 1.082 billion yuan [2] - The capital flow for specific stocks showed: - Walden Materials (002130) had a net inflow of 301 million yuan from institutional investors [3] - Yingtang Zhikong (300131) had a net inflow of 41.55 million yuan from institutional investors [3] - Jingquan Technology (002885) had a net inflow of 31.64 million yuan from institutional investors [3]