Core Viewpoint - The article emphasizes the importance of a balanced and nutritious diet during winter to enhance immunity and adapt to colder temperatures, highlighting specific dietary recommendations to prevent common winter illnesses. Group 1: Energy Supply - Adequate energy intake is crucial in winter as the body requires more calories to maintain normal temperature and physiological activities, necessitating an increase in caloric consumption [2] - It is recommended to mix staple foods like rice and grains, incorporating options such as millet, corn, and whole grains to ensure a balanced diet [2] - Daily oil intake should be controlled to below 25 grams, preferably using unsaturated fats from plant oils, while avoiding excessive animal fats [2] Group 2: Protein Intake - Sufficient protein intake is essential for synthesizing antibodies that help the body resist cold and infections, with recommendations to include lean meats, fish, eggs, and dairy in meals [3] - Each meal should ideally contain about one-third of protein, with specific examples provided for breakfast, lunch, and dinner [3] - While animal proteins are generally superior, care should be taken to avoid excessive fat intake, with suggestions for lean cuts of meat [3] Group 3: Vitamins and Minerals - Increased demand for vitamins related to energy metabolism, particularly vitamin B2, is noted, with animal liver, eggs, and milk as good sources [4] - Vitamin C is highlighted for its role in enhancing cold resistance and collagen synthesis, with fresh fruits and vegetables recommended, particularly winter jujubes [5] - Vitamin A is important for maintaining the health of epithelial tissues, with suggestions for daily vegetable intake to ensure adequate levels [5] Group 4: Calcium and Iron - Calcium intake is emphasized, especially for children and the elderly, with dairy products recommended as primary sources [6] - Iron-rich foods are necessary to support blood circulation and immune function, with animal sources being more easily absorbed than plant sources [7] Group 5: Zinc and Dietary Practices - Foods rich in zinc, such as red meat and shellfish, are recommended to reduce infection risk during winter [8] - It is advised to avoid raw and cold foods to prevent gastrointestinal irritation, and to limit the consumption of overly fatty foods to maintain digestive health [9][10]

Core Viewpoint - Pinduoduo's financial report for Q4 and the full year of 2024 shows significant revenue growth of 59% year-on-year, reaching 39.38 billion yuan, with a net profit increase of 87% to 11.24 billion yuan, despite a slowdown in quarterly growth due to substantial investments in its ecosystem [1][2][4]. Group 1: Financial Performance - Pinduoduo's revenue for 2024 was 39.38 billion yuan, up from 24.76 billion yuan in the previous year, marking a 59% increase [1]. - The net profit attributable to ordinary shareholders was 11.24 billion yuan, reflecting an 87% year-on-year growth [1]. Group 2: Strategic Initiatives - Pinduoduo is focusing on providing better quality products for consumers while collaborating with merchants for growth, indicating a strategic retreat from short-term revenue pressures due to investments [3]. - The company announced a 100 billion yuan fee reduction plan and support for logistics in remote areas, which are part of its strategy to enhance its ecosystem [4][12]. - Pinduoduo is reportedly considering an additional investment of 100 billion yuan to support small and medium-sized merchants in their transformation and upgrade efforts [4][21]. Group 3: New Quality Supply Strategy - The "New Quality Supply" strategy aims to address the long-standing issue of weak innovation in China's manufacturing sector by empowering traditional industries through digital capabilities [6]. - Pinduoduo's "New Quality Merchant Support Plan" has been implemented in over 30 agricultural and industrial clusters across China, promoting high-quality development [7]. Group 4: Merchant Support and Cost Reduction - The "100 Billion Reduction" plan has been introduced to cover logistics costs for merchants shipping to remote areas, significantly reducing their expenses [13][15]. - Pinduoduo has lowered the entry barriers for merchants by reducing the basic deposit from 1,000 yuan to 500 yuan, benefiting millions of merchants [16][17]. - The platform's policies have enabled merchants to lower their marketing costs, enhancing their competitiveness in the market [21]. Group 5: Ecosystem Development and Employment - Pinduoduo has established a "Merchant Rights Protection Committee" to enhance merchant rights and has received positive feedback from a majority of merchants regarding its measures [20]. - The platform has reportedly created over 5.53 million jobs and has helped more than 300,000 new farmers return to entrepreneurship, contributing to the digital economy [22].