A股市场大势研判：大盘震荡走高，沪指逼近3500点

Market Performance - The Shanghai Composite Index closed at 3497.48, up 0.70% with an increase of 24.35 points [2] - The Shenzhen Component Index rose by 1.47%, closing at 10588.39, with an increase of 152.89 points [2] - The CSI 300 Index increased by 0.84%, closing at 3998.45, with an increase of 33.28 points [2] - The ChiNext Index led the gains with a rise of 2.39%, closing at 2181.08, increasing by 50.89 points [2] - The STAR 50 Index closed at 991.95, up 1.40%, with an increase of 13.66 points [2] - The North Exchange 50 Index rose by 1.36%, closing at 1420.99, with an increase of 19.07 points [2] Sector Performance - The top-performing sectors included Communication (up 2.89%), Electric Equipment (up 2.30%), and Electronics (up 2.27%) [3] - The underperforming sectors were Utilities (down 0.37%), Banks (down 0.24%), and Household Appliances (up 0.21%) [3] - Concept sectors that performed well included BC Battery (up 4.13%), Silicon Energy (up 4.02%), and PCB Concept (up 3.86%) [3] - Underperforming concept sectors included Shipbuilding System (down 0.45%) and Biomass Power Generation (up 0.03%) [3] Market Outlook - The market showed a general upward trend with the Shanghai Composite Index approaching 3500 points, and the ChiNext Index leading the gains [4] - The trading volume in the Shanghai and Shenzhen markets reached 1.45 trillion, an increase of 245.3 billion compared to the previous trading day [7] - The report anticipates that the domestic economy will maintain resilience, with a lower likelihood of unexpected policy changes in the short term [7] - The report highlights that July is a period for tariff negotiations and economic observation, with a focus on the upcoming Politburo meeting at the end of the month [7] - The external environment for A-shares is expected to stabilize, with reduced disturbances from international factors [7]