家电零部件板块8月21日跌0.68%，宏昌科技领跌，主力资金净流出6.07亿元

Market Overview - The home appliance parts sector experienced a decline of 0.68% on August 21, with Hongchang Technology leading the drop [1] - The Shanghai Composite Index closed at 3771.1, up 0.13%, while the Shenzhen Component Index closed at 11919.76, down 0.06% [1] Individual Stock Performance - Notable gainers included: - Xiangqiang Co., Ltd. (300160) with a closing price of 6.49, up 1.88% on a trading volume of 516,900 shares and a turnover of 332 million [1] - Sanhua Intelligent Control (002050) closed at 30.81, up 1.48% with a trading volume of 1,472,500 shares and a turnover of 451.3 million [1] - Major decliners included: - Hongchang Technology (301008) which fell by 6.43% to a closing price of 28.67, with a trading volume of 226,700 shares and a turnover of 662 million [2] - Hejing Technology (300279) decreased by 5.84% to 8.38, with a trading volume of 435,400 shares [2] Capital Flow Analysis - The home appliance parts sector saw a net outflow of 607 million from institutional investors, while retail investors had a net inflow of 689 million [2] - The capital flow for individual stocks showed: - Sanhua Intelligent Control (002050) had a net inflow of 106 million from institutional investors [3] - Xiangqiang Co., Ltd. (300160) experienced a net inflow of 41.78 million from institutional investors [3]