工程咨询服务板块10月23日跌0.78%，华建集团领跌，主力资金净流出1.3亿元

Core Insights - The engineering consulting services sector experienced a decline of 0.78% on October 23, with Huajian Group leading the drop [1] - The Shanghai Composite Index closed at 3922.41, up 0.22%, while the Shenzhen Component Index closed at 13025.45, also up 0.22% [1] Sector Performance - Notable gainers in the engineering consulting services sector included: - JianKao Institute (300675) with a closing price of 20.74, up 20.02% on a trading volume of 135,900 shares and a transaction value of 282 million [1] - Deepwater Planning Institute (301038) closed at 31.35, up 14.04% with a trading volume of 330,800 shares and a transaction value of 1.03 billion [1] - Other significant gainers included Sheyan Institute (300732) up 4.68%, Shanghai JianKao (603153) up 3.18%, and others [1] - Major decliners included: - Huajian Group (600629) with a closing price of 33.16, down 9.99% on a trading volume of 16,100 shares and a transaction value of 53.42 million [2] - Youan Design (300983) down 4.71% and Taiji Industry (600667) down 2.64% [2] Capital Flow - The engineering consulting services sector saw a net outflow of 130 million from institutional investors, while retail investors experienced a net inflow of 82.45 million [2] - The capital flow for key stocks showed: - JianKao Institute (300675) had a net inflow of 73.66 million from institutional investors, while retail investors had a net outflow of 26.91 million [3] - Shanghai JianKao (603153) had a net inflow of 18.93 million from institutional investors, with retail investors also experiencing a net outflow [3]