This research, based on the perspective of regional cultural inheritance and innovation, explores the integration path and design practice of Mianzhu New Year paintings in the packaging of Zhao Po tea. Both Mianzhu New Year paintings and Zhao Po tea belong to the "Three Treasures of Mianzhu", carrying common regional cultural genes. Meanwhile, Mianzhu New Year paintings feature rich patterns and bright, distinctive colors, which are highly decorative. The research focuses on the combination of form, color and meaning of Mianzhu New Year paintings, systematically sorts out the commonalities between Mianzhu New Year paintings and Zhao Po tea in terms of regional culture, color vision and development needs, and integrates the packaging design path that combines regional cultural recognition and market competitiveness, ultimately achieving the dual goals of enhancing the brand value of Zhao Po tea and the dynamic inheritance of Mianzhu New Year paintings.