Based on Freud's theory, this paper discusses the symbolism of the Qiang horn flower pattern in Chinese Qiang embroidery and cultural continuity. The Qiang horn flower pattern is an iconic cultural symbol of the Chinese Qiang people's worship of nature, their hopes for life ideals and their desire for their life reproduction, which is in line with Freud's theory of life instinct. In Chinese Qiang embroidery, the crochet Qiang horn flower pattern is a symbol of the Qiang culture, an expression of deep knowledge of nature and humanism. During the evolution of the times, the Qiang people have skillfully applied the theory of defence mechanism proposed by Freud, and through personalized and modernized artistic innovation, made the embroidery pattern of the Chinese Qiang people realize the sublimation and regeneration on the basis of maintaining the traditional symbols. Faced with modern cultural influences, the Qiang horn flower pattern in Chinese embroidery shows a strong psychological defence mechanism and cultural regenerative ability, so that the Qiang cultural genes can be expanded and inherited with the changing times. The research of this paper not only reveals the profound symbolic meaning and psychodynamic display of Qiang horn flower pattern in Chinese embroidery, but also shows its indispensable core status and lasting influence in Chinese Qiang cultural vein, providing some theoretical insights and practical revelations for research on intangible cultural heritage protection and inheritance.