兰生股份尾盘触及涨停，上演“地天板”，换手率近20%，此前一度连续6日涨停。

Group 1 - The company Lan Sheng Co., Ltd. reached the daily limit increase, achieving a "ceiling" performance with a turnover rate of nearly 20% [1] - The stock had previously experienced a continuous rise for six consecutive trading days, indicating strong market interest and momentum [1]