沪深京三市成交额超7000亿元，较上日此时缩量344亿元

Group 1 - The total trading volume in the Shanghai, Shenzhen, and Beijing markets exceeded 700 billion yuan, showing a decrease of 34 billion yuan compared to the same time the previous day [1] - The estimated total trading amount for the day is approximately 1.5 trillion yuan [1] - As of the current moment, the trading volume in the Shanghai market is 300.1 billion yuan, while the Shenzhen market is at 391.4 billion yuan, and the Beijing Stock Exchange has a trading volume of 8.8 billion yuan [1]