This paper intends to find out how parenting involvement are related to interpersonal communication of undergraduates. The author used EMBU (Egna Minnen av Barndoms Uppfostran‐own memories of parental rearing practices in childhood) and Comprehensive Interpersonal Relationship Diagnostic Scale and chose undergraduates from College of Foreign Languages of Baoji University of Arts and Sciences take the tests. After the data have been collected, they have been analyzed through using SPSS 27.0 software. All the questionnaires were distributed, collected and analyzed online. The results show that there are strong relations between parenting involvement, undergraduates' emotional regulation and undergraduates' interpersonal communication ability. Meanwhile, the author provided suggestions for college undergraduates on how to improve parenting involvement and maintain good relationship with parents so as to improve undergraduates' interpersonal communication ability and safeguard their mental health. This paper may have significance in researching on the impacts of parental involvement on undergraduates' emotional regulation and interpersonal communication. This paper may also have significance on both the parents and undergraduates.