建设机械龙虎榜：营业部净买入3923.41万元

Group 1 - The stock of Construction Machinery (600984) reached the daily limit, with a turnover rate of 7.30% and a transaction amount of 336 million yuan, showing a fluctuation of 11.11% [2] - The stock was listed on the Shanghai Stock Exchange due to a daily price deviation of 9.64%, with a net buying amount of 39.23 million yuan from brokerage seats [2] - The top five brokerage seats accounted for a total transaction of 100 million yuan, with a buying amount of 69.69 million yuan and a selling amount of 30.46 million yuan, resulting in a net buying of 39.23 million yuan [2] Group 2 - The main buying brokerage was Kaiyuan Securities, with a buying amount of 26.89 million yuan, while the largest selling brokerage was Hualong Securities, with a selling amount of 9.21 million yuan [2] - The stock experienced a net inflow of 81.67 million yuan from main funds, with a significant single net inflow of 83.24 million yuan and a large single net outflow of 1.57 million yuan [2] - Over the past five days, the net inflow of main funds reached 101 million yuan [2] Group 3 - The company reported a first-quarter revenue of 434 million yuan, a year-on-year decrease of 14.56%, and a net profit of -242 million yuan [2] - On July 12, the company released a half-year performance forecast, expecting a net profit of -447 million yuan, a year-on-year decline of 6.15% [3]