外卖三国杀狂烧614亿，顺丰同城闷声发财，净利大增139%

Group 1 - The core viewpoint of the article highlights the intense competition in the instant retail sector, particularly during the recent "Double Twelve" shopping event, where major players like Meituan, Alibaba, and JD.com are heavily investing in subsidies and marketing despite significant financial losses [2][11][12] - Meituan's third-quarter financial report reveals a drastic decline in operating profit, with a loss of approximately 141 billion yuan, attributed to increased spending on sales and marketing to compete in the market [4][11] - In contrast, SF Express has reported a significant increase in profits, with a 139% year-on-year growth in adjusted net profit, benefiting from the competitive landscape as a third-party delivery service provider [14][15] Group 2 - The article discusses the implications of the 600 billion yuan investment by internet giants in the instant retail sector, which has created unprecedented pressure on profit structures, particularly for Meituan, which saw a sharp decline in its core local business profits [4][11] - Analysts suggest that the instant retail market is expected to grow significantly, with projections indicating a market size exceeding 3 trillion yuan by 2030, leading companies to view short-term losses as necessary strategic investments [12][13] - Regulatory changes are anticipated to influence the competitive landscape, with new standards aimed at curbing irrational competition and promoting more sustainable practices among platforms [19]