“…Financial and emotional burden result from PWUD's unemployment and illness often pose an enormous impact on all aspects of the family relation and result in family dysfunction, violence, and abandonment (Feizi et al, 2019;Haggerty et al, 2008). Lack of family cohesion could greatly compromise a family's capacity to provide support for PWUD's harm reduction and behavioral change (Feng et al, 2018;Li et al, 2013;Li et al, 2014;Morita et al, 2011). It is suggested that intervention strategies should focus on establishing a harmonious family relationship to mobilize the family support and facilitate the recovery process for PWUD (Bortolon et al, 2017;Jackson et al, 2011;Lander et al, 2013).…”