淳中科技跌停，沪股通龙虎榜上净买入8160.97万元

Group 1 - The stock of Chunz中科技 (603516) experienced a limit down today, with a turnover rate of 8.33% and a transaction amount of 1.793 billion yuan, showing a fluctuation of 13.35% [2] - The stock was listed on the Shanghai Stock Exchange's watch list due to a daily decline deviation of -10.37%, with a net purchase of 81.6097 million yuan from the Shanghai-Hong Kong Stock Connect [2] - Over the past six months, the stock has appeared on the watch list 10 times, with an average price increase of 2.46% the next day and an average increase of 6.43% over the following five days [2] Group 2 - As of August 28, the margin balance for the stock was 2.03 billion yuan, with a financing balance of 2.028 billion yuan and a securities lending balance of 1.2618 million yuan [3] - In the past five days, the financing balance increased by 188 million yuan, representing a growth of 10.24%, while the securities lending balance increased by 514,900 yuan, a rise of 68.95% [3] - The company's semi-annual report released on August 23 indicated that it achieved an operating income of 129 million yuan in the first half of the year, a year-on-year decrease of 44.85%, and a net profit of -40.0186 million yuan [3]