【A股三大指数小幅下跌，机器人、创新药概念逆势走强】沪指全天震荡调整，创业板指冲高回落。医药股逆势走强，联环药业、力生制药等多股涨停。机器人概念股反复活跃，上纬新材、浙江荣泰等封板。汽车零部件板块拉升，英利汽车、西上海等涨停。下跌方面，有机硅板块调整，晨光新材接近跌停。指数黄白二线分化，个股涨多跌少，沪深京三市超3200股飘红，今日成交1.46万亿。截止收盘沪指跌0.03%，深成指跌0.22%，创业板指跌0.22%。

Group 1 - The A-share market experienced slight declines in the three major indices, with the Shanghai Composite Index down by 0.03%, the Shenzhen Component Index down by 0.22%, and the ChiNext Index also down by 0.22% [1] - Despite the overall market downturn, sectors such as pharmaceuticals and robotics showed resilience, with several stocks like Lianhuan Pharmaceutical and Lisheng Pharmaceutical hitting the daily limit up [1] - The automotive parts sector saw a rally, with companies like Yingli Automotive and Xishanghai also reaching the daily limit up [1] Group 2 - The organic silicon sector faced adjustments, with stocks like Chenguang New Materials nearing the daily limit down [1] - The market showed a divergence with more stocks rising than falling, as over 3,200 stocks in the Shanghai, Shenzhen, and Beijing markets recorded gains, contributing to a total trading volume of 1.46 trillion [1]