航海装备板块9月17日跌1.95%，中国船舶领跌，主力资金净流出7.3亿元

Core Insights - The maritime equipment sector experienced a decline of 1.95% on September 17, with China Shipbuilding leading the drop [1] - The Shanghai Composite Index closed at 3876.34, up 0.37%, while the Shenzhen Component Index closed at 13215.46, up 1.16% [1] Sector Performance - The following companies in the maritime equipment sector showed varied performance: - Zhongke Haixun (300810) closed at 47.94, up 1.42% with a trading volume of 77,700 shares and a transaction value of 370 million [1] - Guorui Technology (300600) closed at 16.43, up 1.29% with a trading volume of 107,900 shares and a transaction value of 176 million [1] - China Haifang (600764) closed at 30.55, up 1.13% with a trading volume of 101,600 shares and a transaction value of 311 million [1] - China Shipbuilding (600150) closed at 36.07, down 2.62% with a trading volume of 1,356,600 shares and a transaction value of 4.919 billion [1] Capital Flow - The maritime equipment sector saw a net outflow of 730 million from institutional investors and 92.996 million from retail investors, while retail investors had a net inflow of 823 million [1] - Detailed capital flow for specific companies includes: - Zhongke Haixun had a net inflow of 15.5941 million from institutional investors, while retail investors had a net outflow of 21.133 million [2] - China Shipbuilding experienced a significant net outflow of 631 million from institutional investors, but a net inflow of 748.1 million from retail investors [2]