汽车服务板块8月18日涨0.7%，德众汽车领涨，主力资金净流出748.57万元

Market Overview - On August 18, the automotive service sector rose by 0.7% compared to the previous trading day, with Dezhong Automobile leading the gains [1] - The Shanghai Composite Index closed at 3728.03, up 0.85%, while the Shenzhen Component Index closed at 11835.57, up 1.73% [1] Stock Performance - Key stocks in the automotive service sector showed varied performance, with Dezhong Automobile closing at 7.56, up 3.14%, and Altec at 11.95, up 2.31% [1] - Other notable performers included Xiamen Xinda at 6.15, up 1.65%, and Shinhua Holdings at 1.92, up 1.59% [1] Trading Volume and Value - Trading volumes varied, with Altec recording a volume of 266,500 shares and a transaction value of 319 million yuan, while Dezhong Automobile had a volume of 39,000 shares [1] - The overall trading activity in the automotive service sector indicated a mix of buying and selling pressures [2] Capital Flow Analysis - The automotive service sector experienced a net outflow of 7.49 million yuan from institutional investors, while retail investors saw a net inflow of 2.42 million yuan [2] - Notably, Xiamen Xinda had a significant net inflow from retail investors amounting to 22.56 million yuan, despite a net outflow from institutional investors [3] Individual Stock Capital Flow - Xiamen Xinda had a net inflow of 20.97 million yuan from institutional investors, while Altec faced a net outflow of 20.78 million yuan [3] - The capital flow data indicates that while some stocks attracted institutional interest, others faced selling pressure from institutional investors [3]