中恒电气今日跌3.44%，有3家机构专用席位净卖出9306.34万元

Group 1 - The stock of Zhongheng Electric fell by 3.44% today, with a trading volume of 2.175 billion yuan and a turnover rate of 12.59% [1] - After-hours trading data shows that the Shenzhen Stock Connect special seat bought 157 million yuan and sold 186 million yuan [1] - Two institutional special seats had a net purchase of 30.5181 million yuan, while three institutional special seats had a net sale of 93.0634 million yuan [1]