沪深京三市成交额超1.7万亿元，较上日此时放量1051亿元

Group 1 - The core trading volume in the Shanghai, Shenzhen, and Beijing markets exceeded 1.7 trillion yuan, representing an increase of 105.1 billion yuan compared to the previous day [1] - The estimated total trading volume for the day is approximately 1.8 trillion yuan [1] - The trading volume for the Shanghai market reached 755.2 billion yuan, while the Shenzhen market recorded 928.3 billion yuan, and the Beijing Stock Exchange's trading volume was 16.7 billion yuan [1]