南向资金今日大幅净买入52.2亿元。港股通（沪）方面，建设银行、美团-W分别获净买入9.57亿港元、5.11亿港元；小米集团-W净卖出额居首，金额为3.89亿港元；港股通（深）方面，中芯国际、快手-W分别获净买入7.28亿港元、3.15亿港元；腾讯控股净卖出额居首，金额为2.69亿港元。

Group 1 - Southbound funds recorded a significant net purchase of 5.22 billion yuan today [1] - In the Hong Kong Stock Connect (Shanghai), China Construction Bank and Meituan-W received net purchases of 957 million HKD and 511 million HKD respectively [1] - Xiaomi Group-W had the highest net sell amount at 389 million HKD [1] Group 2 - In the Hong Kong Stock Connect (Shenzhen), SMIC and Kuaishou-W received net purchases of 728 million HKD and 315 million HKD respectively [1] - Tencent Holdings had the highest net sell amount at 269 million HKD [1]