A股三大指数集体翻红，军工、大金融、PCB、固态电池等方向领涨，沪深京三市上涨个股超2700只。

Core Viewpoint - The A-share market saw all three major indices turn positive, with significant gains in sectors such as military industry, large finance, PCB, and solid-state batteries, leading to over 2,700 stocks rising across Shanghai, Shenzhen, and Beijing markets [1] Sector Summaries - Military Industry: This sector experienced notable upward movement, contributing to the overall positive performance of the A-share market [1] - Large Finance: Financial stocks also led the gains, indicating strong investor confidence in this sector [1] - PCB (Printed Circuit Board): The PCB sector showed robust growth, reflecting increased demand and investment in technology-related industries [1] - Solid-State Batteries: This emerging technology sector saw significant interest, aligning with global trends towards advanced battery solutions [1]