南向资金今日大幅净买入57.43亿元。港股通（沪）方面，建设银行、美团-W分别获净买入11.08亿港元、4.93亿港元；小米集团-W净卖出额居首，金额为14.89亿港元；港股通（深）方面，美团-W、康方生物分别获净买入6.22亿港元、2.06亿港元；小米集团-W净卖出额居首，金额为3.91亿港元。

Group 1 - Southbound funds had a significant net purchase of 5.743 billion yuan today [1] - In the Hong Kong Stock Connect (Shanghai), China Construction Bank and Meituan-W received net purchases of 1.108 billion HKD and 0.493 billion HKD respectively [1] - Xiaomi Group-W had the highest net sell amount, totaling 1.489 billion HKD [1] Group 2 - In the Hong Kong Stock Connect (Shenzhen), Meituan-W and Kangfang Biologics received net purchases of 0.622 billion HKD and 0.206 billion HKD respectively [1] - Xiaomi Group-W again had the highest net sell amount, amounting to 0.391 billion HKD [1]