... Online social networks (OSNs), such as Facebook, Twitter, Instagram, and WeChat, are widespread in both personal and business settings (Leonardi & Vaast, 2017;Ollier-Malaterre et al., 2013Song et al., 2019;Thomala, 2022;Utz, 2015;Wilson et al., 2012), which has profoundly shifted professional/personal boundary management practices (Bartels et al., 2019). The online blurring of boundary can have mixed influences on employees' interrelationship and offline behaviors at workplace, since there are advantages, such as providing access to sharing private life after work with coworkers for a richer multiplex relationship (Haythornthwaite, 2001;Pratt & Rosa, 2003), social capital (Adler & Kwon, 2002;Huang & Liu, 2017), and newcomer socialization (Gonzalez et al., 2013), but also concerns, such as bringing about privacy anxiety (Dumas et al., 2013;, ruining one's professional evaluation among colleagues (Pillemer & Rothbard, 2018), and even impacting employees' career path (i.e., not being promoted or being fired; Ollier-Malaterre & Rothbard, 2015;Valentine et al., 2010). Thus, the use of OSNs makes it more common and easier to blend professional/private relationships together when connecting coworkers as friends via social networks. ...