Group 1 - The core concept of the article revolves around the "Dragon Turnback" strategy, which is an effective method for capturing subsequent trends of strong stocks after an initial surge [1][2] - Strong stocks, once they begin an upward trend, typically do not end this trend easily in the short term, leading to missed opportunities for investors who fear high entry points [1] - The formation principle of the Dragon Turnback involves a strong stock experiencing a period of consolidation after a significant rise, followed by stabilization and another upward movement [1] Group 2 - Investors can identify potential leading stocks by observing sectors that experience a surge in multiple stocks hitting the daily limit, with a focus on those that maintain stability during corrections [2] - The ideal timeframe for a stock's correction is between 3 to 7 trading days, as longer periods may dampen investor enthusiasm while shorter periods may not allow sufficient adjustment [2] - After entering a position, if the stock experiences a significant volume spike upon opening, it is crucial to monitor the volume and price movement closely to determine whether to hold or exit the position [3]