沪深京三市成交额超7000亿元，较上日此时放量678亿元

Group 1 - The total trading volume in the Shanghai, Shenzhen, and Beijing markets exceeded 700 billion yuan, with an increase of 67.8 billion yuan compared to the same time the previous day [1] - The estimated total trading amount for the day is approximately 1.7 trillion yuan [1] - As of the current moment, the trading volume in the Shanghai market is 295.7 billion yuan, while the Shenzhen market is at 396.5 billion yuan, and the Beijing Stock Exchange 50 is at 10.1 billion yuan [1]