汽车服务板块11月18日跌1.87%，厦门信达领跌，主力资金净流出1.01亿元

Core Viewpoint - The automotive service sector experienced a decline of 1.87% on November 18, with Xiamen Xinda leading the drop [1] Market Performance - The Shanghai Composite Index closed at 3939.81, down 0.81% - The Shenzhen Component Index closed at 13080.49, down 0.92% [1] Individual Stock Performance - Xiamen Xinda (000701) closed at 6.66, down 7.24% with a trading volume of 832,500 shares and a turnover of 553 million yuan - Haowu Shares (000757) closed at 5.29, down 4.17% with a trading volume of 237,700 shares and a turnover of 12.7 million yuan - Shenchuan Holdings (600653) closed at 2.12, down 4.07% with a trading volume of 735,100 shares and a turnover of 156 million yuan - Other notable declines include Dezhong Automobile (920030) down 2.28%, and Zhongqi Shares (301215) down 1.80% [1] Capital Flow Analysis - The automotive service sector saw a net outflow of 101 million yuan from main funds, while retail investors contributed a net inflow of 58.67 million yuan - Speculative funds recorded a net inflow of 42.66 million yuan [1] Detailed Capital Flow for Selected Stocks - Shenhua Holdings (600653) had a main fund net inflow of 6.46 million yuan, but a net outflow from retail investors of 3.68 million yuan - Haowu Shares (000757) saw a main fund net inflow of 2.10 million yuan, with retail investors experiencing a net outflow of 8.23 million yuan - Xiamen Xinda (000701) faced a significant main fund net outflow of 49.35 million yuan, while retail investors had a net inflow of 27.08 million yuan [2]