航海装备板块10月23日跌0.66%，中科海讯领跌，主力资金净流出4.95亿元

Core Viewpoint - The maritime equipment sector experienced a decline of 0.66% on October 23, with Zhongke Haixun leading the drop, while the Shanghai Composite Index and Shenzhen Component Index both rose by 0.22% [1] Group 1: Market Performance - The closing price of China Shipbuilding was 35.45, down 0.56%, with a trading volume of 528,300 shares and a transaction value of 1.863 billion yuan [1] - Zhongke Haixun saw a significant decline of 4.98%, closing at 43.50, with a trading volume of 53,900 shares and a transaction value of 236 million yuan [1] - The overall maritime equipment sector had a net outflow of 495 million yuan from main funds, while retail investors contributed a net inflow of 410 million yuan [1] Group 2: Fund Flow Analysis - XD Zhongchuan Defense had a main fund net outflow of 4.7343 million yuan, with retail investors contributing a net inflow of 2.0987 million yuan [2] - China Shipbuilding experienced a significant main fund net outflow of 244 million yuan, while retail investors had a net inflow of 205,000 yuan [2] - The overall trend indicates that while main funds are withdrawing, retail investors are actively buying into the sector [2]