Core Insights - The article discusses the significant changes in the SEO landscape, particularly regarding Baidu's indexing practices, which have become more stringent since 2023, making it difficult for new websites to gain visibility and traffic [1][2]. Group 1: Changes in SEO Environment - In 2023, many website owners noticed that their sites were not being indexed by Baidu, with some sites taking months to receive any indexing at all [1]. - By 2025, the homepage indexing rate for new sites is expected to decline further, with internal pages almost entirely lacking indexing without technical intervention [2]. - Baidu's search ecosystem is increasingly favoring its own content platforms, leading to reduced visibility for older sites that previously enjoyed regular indexing [2]. Group 2: Importance of Deep SEO Techniques - Despite the challenging environment, some new sites manage to achieve stable traffic and indexing due to advanced SEO techniques rather than luck [2]. - Successful sites are often managed by experienced professionals who implement complex SEO structures that guide search engine crawlers effectively [6]. - Many existing CMS templates focus on aesthetics rather than the underlying SEO requirements, leading to performance issues and potential penalties from search engines [6][7]. Group 3: Key SEO Strategies - Effective SEO requires a well-designed tree structure for the website, precise link weight transmission, and optimized crawling paths for search engine spiders [8]. - High-quality page signals and consistent trust accumulation from search engines are crucial for long-term success in SEO [10]. - The current SEO landscape demands a deep understanding of search engine evaluation logic, making it a highly competitive field where technical expertise is essential [10][11].