Core Viewpoint - The rise of "Nai Pi Zi" yogurt from the Beijing brand Zi Guang Yuan has transformed it into a new local delicacy, attracting significant attention from both tourists and locals alike [1][4][7]. Company Overview - Zi Guang Yuan, a traditional halal brand in Beijing, has successfully transitioned from offering traditional yogurt to creating a portable and appealing product, "Nai Pi Zi" yogurt, which has gained immense popularity [7][10]. - The company has expanded its community store presence from 28 to over 260 locations, leveraging local customer loyalty to boost sales [8][10]. Product Popularity - "Nai Pi Zi" yogurt has become a viral sensation, with daily sales reaching over 30,000 cups at peak locations, and a 145% year-on-year increase in sales reported on platforms like Meituan [10][13]. - The yogurt's unique texture and flavor have led to its comparison with other iconic Beijing foods, establishing it as a must-try item for visitors [4][10]. Market Expansion - The product's success has prompted other Beijing restaurants to introduce their own versions of "Nai Pi Zi" yogurt, indicating a broader trend within the local food industry [10]. - The yogurt has also made its way to markets outside Beijing, with successful launches in cities like Shanghai, demonstrating its growing appeal [13]. Consumer Demographics - The consumer base for Zi Guang Yuan has shifted significantly, with younger customers (under 40) now making up half of the clientele, reflecting changing tastes and preferences [13].