The media internship for journalism students is crucial for their future career in journalismand communication, and financial knowledge is a challenge for financial media writing interns. Thisstudy adopts grounded theory as the research method. Through personal in-depth interviews withfinancial media interns and journalists, category extraction is conducted to construct a model ofinfluencing factors for financial media writing interns to break through professional barriers. It is foundthat five main categories, namely personal knowledge and ability structure, self-awareness, platformsupport, teacher-student interaction, and personal practice, have a significant impact on interns.Interns’ awareness of self-directed learning and comprehensive support from media platforms The dailyinteraction between teachers and students can provide important assistance for the development ofinterns.