禾望电气跌8.06%，沪股通龙虎榜上买入2.31亿元，卖出2.37亿元

Group 1 - The stock of Hewei Electric (603063) fell by 8.06% today, with a turnover rate of 21.66% and a trading volume of 3.716 billion yuan, showing a fluctuation of 14.23% [2] - Institutional investors net sold 262 million yuan, while the Shanghai-Hong Kong Stock Connect recorded a net sell of 5.5858 million yuan [2][3] - The stock was listed on the exchange's watch list due to a daily price deviation of -8.57%, with the top five trading departments collectively trading 1.243 billion yuan, where the net sell amounted to 274 million yuan [2] Group 2 - As of August 11, the margin trading balance for the stock was 1.109 billion yuan, with a financing balance of 1.105 billion yuan and a securities lending balance of 3.9575 million yuan [3] - The financing balance increased by 301 million yuan over the past five days, representing a growth of 37.39%, while the securities lending balance rose by 295,200 yuan, an increase of 8.06% [3] - The company reported a revenue of 1.884 billion yuan for the first half of the year, a year-on-year increase of 36.39%, and a net profit of 243 million yuan, up 56.79% year-on-year [3] Group 3 - On August 12, the top buying and selling departments included the Shanghai-Hong Kong Stock Connect, which was the largest buyer with 230.96 million yuan and the largest seller with 236.55 million yuan [4][5] - Other notable buying departments included CITIC Securities and UBS, while institutional specialized seats were among the top sellers [4][5]