Group 1 - The core viewpoint of the articles highlights the growth and potential of the Yantai sweet potato industry, particularly focusing on the "Yam Sweet 25" variety and its transformation into various processed products [3][4]. - The Yantai sweet potato industry has developed a complete industrial chain from seed breeding, standardized planting, to deep processing and brand marketing, with a planting area of approximately 400,000 acres and a total output exceeding 1 million tons by 2024 [4]. - The industry has attracted over 800 processing enterprises, driving a total industrial output value of about 6 billion yuan [4]. Group 2 - The company, Shandong Sweet Potato Agricultural Biotechnology Co., has innovated by developing nine types of probiotic fermented sweet potato drinks, which retain the flavor of "Yam Sweet 25" while promoting gut health [3]. - The entire sweet potato plant is utilized, with sweet potato sprouts being used as high-end vegetables, leaves for weight-loss meal replacements and tea, and stems for food additives and fertilizers [3]. - The focus on transforming product advantages into tangible industrial value aims to enhance farmer income and ensure sustainable development of the sweet potato industry [3].