Core Viewpoint - The article emphasizes the importance of identifying leading stocks within strong sectors before they gain momentum, utilizing indicators like RSR and RS Line to predict sector movements [1][5][6]. Group 1: Sector Analysis - The article discusses the significance of sector rotation and highlights the need to focus on leading stocks that often outperform the sector before it officially turns bullish [1][2]. - It mentions the current strong sectors, specifically power technology, with leading stocks such as 阳光电源 (Sungrow Power Supply), 宁王 (Ning Wang), and 思源电气 (Siyuan Electric) showing early signs of strength [2]. - The article suggests that using a structured industry classification system can simplify the analysis process, reducing confusion caused by numerous concept stocks [5]. Group 2: Indicator Utilization - The RSR (Relative Strength Ratio) and SSV (Strength Score Value) indicators are highlighted as essential tools for identifying strong sectors and stocks, with a focus on those with RSR values above 85 [6]. - The article advises against short-term trading strategies that lack a coherent logic, advocating for a longer-term perspective when using RSR for trend observation [6][7]. - It emphasizes that understanding industry trends and individual stock logic is crucial for successful investment, rather than merely chasing short-term market movements [8].