Group 1 - The Osaka-Kansai Expo is showcasing numerous exhibitions and activities related to "food," reflecting on the impact of the 1970 Osaka Expo, which marked a turning point in Japan's dining culture and is referred to as the "year of eating out" [1] - The introduction of fast food culture in Japan, including fried chicken, French fries, and donuts, was significantly influenced by the 1970 Expo, leading to a dramatic increase in the consumption of fried foods [1] - The per capita annual supply of cooking oil in Japan has doubled from 6.8 kg in 1970 to 13.9 kg in 2019, with approximately 500,000 tons of waste cooking oil generated annually [1] Group 2 - The president of Hamada Chemical, Okano Yoshichi, stated that "oil is a mirror of society," highlighting the shift in waste oil sources due to changing consumer habits, such as the increase in waste oil from supermarket prepared foods and the decrease from supermarkets when convenience stores began frying food on-site [2] - Okano noted that the rising prices of food have led to an increase in the proportion of dark oil used, as consumers attempt to save costs by maximizing oil usage [2] - Okano's childhood experiences in the polluted Hanshin industrial area have shaped his perspective on ecological cycles, emphasizing the hard work behind seemingly beautiful environmental efforts [2]

Core Viewpoint - The edible mushroom industry is identified as a key driver for rural revitalization, with significant potential for economic growth and sustainability through technological innovation and collaborative efforts [1][4]. Company Overview - Baofeng Hongya Edible Mushroom Technology Co., Ltd. has achieved an annual output value exceeding 100 million yuan, establishing itself as a leader in the edible mushroom sector [1]. - The company has applied for 25 national patents and has six products certified as "nationally recognized special agricultural products" [1]. Technological Innovation - The company emphasizes the importance of technology in agriculture, implementing modern agricultural practices and innovative cultivation models to enhance yield and quality [2][4]. - Investments in a liquid strain engineering center and the introduction of IoT systems for precise temperature control have significantly improved production efficiency [4]. Sustainable Practices - The company adopts a circular economy approach, utilizing agricultural waste as high-quality substrate for mushroom growth and converting spent mushroom substrate into organic fertilizer [5]. - The development of "medicinal and edible" products aims to enhance both health and culinary appeal, promoting mushrooms from niche delicacies to common household items [5]. Community Engagement - The company has established a collaborative model involving government, enterprises, farmers, and technology to support the mushroom industry [7]. - Over 5,000 farmers have been trained in mushroom cultivation techniques, leading to the construction of 600 mushroom greenhouses and the creation of 10,000 job opportunities [7]. Future Outlook - The company plans to explore further processing of rare mushroom varieties and integrate agricultural tourism, contributing to national food security and enhancing the diversity of local diets [8].