兰生股份今日涨停，有1家机构专用席位净卖出2208.79万元

Group 1 - The stock of Lansheng Co., Ltd. (600826) reached the daily limit, with a trading volume of 2.006 billion yuan and a turnover rate of 19.96% [1] - The Shanghai Stock Connect special seat bought 40.1719 million yuan and sold 48.2318 million yuan, indicating significant trading activity [1] - One institutional special seat had a net sell of 22.0879 million yuan, suggesting a bearish sentiment from certain institutional investors [1]