港股内银股下挫，区域性银行跌幅居前，天津银行(01578.HK)跌超3%，郑州银行(06196.HK)跌2.5%，中信银行(00998.HK)、交通银行(03328.HK)、中国银行(03988.HK)、农业银行(01288.HK)跌超1%。

Group 1 - Hong Kong banking stocks experienced a decline, with regional banks leading the drop [1] - Tianjin Bank (01578.HK) fell over 3%, while Zhengzhou Bank (06196.HK) decreased by 2.5% [1] - Major banks such as CITIC Bank (00998.HK), Bank of Communications (03328.HK), Bank of China (03988.HK), and Agricultural Bank of China (01288.HK) all saw declines exceeding 1% [1]