Gelonghui October 21st | Xiamen Changelight (300102.SZ) hit the daily 20cm limit up, reaching a new high since September 2020, with a turnover of 2.637 billion yuan, turnover ratio of 25.9%. Dragon and Tiger List data shows that "Siming South Road" holds the third buying position, with a net buy of 46.3019 million yuan; "Hujialou" holds the first selling position, with a net sell of 0.368 billion yuan; three institutions bought 2.2344 million yuan and sold 0.272 billion yuan, with a net sell of 0.271 billion yuan. Seats on the list bought a total of 0.267 billion yuan and sold 0.722 billion yuan all day, with a net sell of 0.455 billion yuan. (Gelonghui)