元件板块10月30日跌2.57%，南亚新材领跌，主力资金净流出52.44亿元

Market Overview - The component sector experienced a decline of 2.57% on October 30, with Nanya Technology leading the drop [1] - The Shanghai Composite Index closed at 3986.9, down 0.73%, while the Shenzhen Component Index closed at 13532.13, down 1.16% [1] Individual Stock Performance - Notable gainers included: - Shangluo Electronics (300975) with a closing price of 14.38, up 3.75% and a trading volume of 894,000 shares, totaling 1.287 billion yuan [1] - Shenzhen South Circuit (002916) closed at 233.44, up 2.48% with a trading volume of 135,500 shares, totaling 3.2 billion yuan [1] - Significant decliners included: - Nanya Technology (61588899) closed at 72.36, down 9.66% with a trading volume of 77,000 shares, totaling 571 million yuan [2] - Jingwang Electronics (603228) closed at 74.01, down 9.23% with a trading volume of 586,100 shares, totaling 4.461 billion yuan [2] Capital Flow Analysis - The component sector saw a net outflow of 5.244 billion yuan from institutional investors, while retail investors contributed a net inflow of 3.921 billion yuan [2][3] - Specific stock capital flows indicated: - Shangluo Electronics had a net inflow of 11.6 million yuan from institutional investors, while retail investors had a net outflow of 12.8 million yuan [3] - Shenzhen South Circuit experienced a net inflow of 88.621 million yuan from institutional investors, with a net outflow of 30.829 million yuan from retail investors [3]