Breaking: Bank of China and Bank of China (Hong Kong) have officially established data connectivity. Although assets can be checked in their respective apps, data sharing will inevitably increase the risk of cross-border personal data flow, requiring attention to data protection compliance. Of course, the tax implications are daunting: increased asset visibility facilitates tax authorities' monitoring of cross-border income, such as the CRS global automatic exchange of financial account information already covering China and Hong Kong, requiring compliant reporting of overseas assets to avoid tax issues.