A股午评：创业板指涨1.74%，光刻机、多元金融板块涨

Market Overview - The three major A-share indices collectively rose in early trading on the 17th, with the Shanghai Composite Index up by 0.41%, the Shenzhen Component Index up by 1.02%, and the ChiNext Index up by 1.74%. The North Star 50 Index decreased by 0.1% [2] - The total trading volume in the Shanghai and Shenzhen markets reached 15,619 billion yuan, an increase of 638 billion yuan compared to the previous day [2] - Over 2,900 stocks in the market experienced gains [2] Sector Performance - The sectors with the highest gains included photolithography machines, diversified finance, foldable screens, robotics, and batteries [2] - Conversely, sectors that saw declines included precious metals, film and television, liquor, and pork stocks [2] Notable Stocks - Photolithography concept stocks surged at the beginning of the session, with Wave Optoelectronics, Yongxin Optics, and Kaimete Gas reaching the daily limit [2] - Robotics concept stocks remained active, with Wanxiang Qianchao achieving three consecutive limit-ups, and Junsheng Electronics achieving two consecutive limit-ups, along with significant gains in Haoen Automotive and Yian Technology [2] - The battery sector saw notable upward movement, with CATL's A-shares and H-shares both reaching historical highs [2] - Other sectors such as securities and diversified finance also showed fluctuations during the session [2] - Most gold stocks adjusted downwards, with Western Gold falling over 4%, and several other stocks like Chifeng Gold, Hunan Gold, and Xiaocheng Technology also declining [2]