元件板块11月21日跌5.69%，生益电子领跌，主力资金净流出54.89亿元

Market Overview - The component sector experienced a decline of 5.69% on November 21, with Shengyi Electronics leading the drop [1] - The Shanghai Composite Index closed at 3834.89, down 2.45%, while the Shenzhen Component Index closed at 12538.07, down 3.41% [1] Individual Stock Performance - Notable declines in individual stocks include: - Shengyi Electronics (688183) down 8.74% with a closing price of 81.06 and a trading volume of 184,700 shares, resulting in a turnover of 1.529 billion [2] - Chaoying Electronics (603175) down 8.67% with a closing price of 71.54 and a trading volume of 90,800 shares, resulting in a turnover of 665 million [2] - Fenghua Advanced Technology (000636) down 8.67% with a closing price of 15.49 and a trading volume of 761,100 shares, resulting in a turnover of 1.226 billion [2] Capital Flow Analysis - The component sector saw a net outflow of 5.489 billion from institutional investors, while retail investors contributed a net inflow of 4.086 billion [2] - The net inflow from speculative funds was 1.403 billion [2] Detailed Capital Flow for Selected Stocks - For Mingyang Circuit (300739), the main capital inflow was 42.36 million, with a retail outflow of 58.98 million [3] - Dali Kipu (301566) had a main capital inflow of 34.85 million, while retail investors saw an outflow of 76.10 million [3] - Yibo Technology (301366) experienced a main capital inflow of 20.06 million, with a retail outflow of 23.99 million [3]