数字认证龙虎榜数据（7月31日）

Group 1 - Digital Certification stock reached the daily limit with a closing price increase of 20.00%, resulting in a turnover rate of 13.60% and a transaction volume of 1.253 billion yuan [2] - The net inflow of funds for the stock was 216 million yuan, with a significant single order net inflow of 234 million yuan, while large orders experienced a net outflow of 18.75 million yuan [2] - The stock's margin trading balance as of July 30 was 253 million yuan, with a financing balance of 252 million yuan and a securities lending balance of 646,600 yuan [2] Group 2 - The top five trading departments accounted for a total transaction volume of 301 million yuan, with a net buying amount of 84.94 million yuan [2] - The first major buying department was the Shenzhen Stock Connect, which had a net buying amount of 42.29 million yuan, while it was also the largest selling department [2] - Over the past five days, the stock has seen a net inflow of 174 million yuan in principal funds [2]