Abstract: This study, against the backdrop of the dairy industry development in China's western region, selected Tianrun Dairy as an example to analyze its growth path and strategic measures under the geographical advantages, policy support, and increasing market demand, focusing on the discussion of the experience in brand building, quality, technological innovation, and market expansion. The case analysis method was adopted to sort out the development model of Tianrun Dairy, and summarized its successful experience combining enterprise data, industry reports, and policy documents. The western region, with its natural advantages and policy support, had welcomed the development opportunity of the dairy industry. Tianrun Dairy has achieved rapid development through brand building, strict quality management, technological innovation, and market expansion. The research believed that brand and quality were the key enterprises to establish a foothold in the market, and technology and market expansion were the driving forces for sustainable development.

Key words: high-quality development, brand building, industrial upgrading