Group 1 - Current investor sentiment is rising quickly, leading to concerns about potential market overheating and the evolution of the slow bull market [1][2] - The trading volume at the market peak is noted to be between 3.2 trillion and 3.4 trillion, with a significant increase in activity when volume exceeds 2 trillion, indicating a phase of active account openings and new capital inflow [1] - Investors who were previously trapped for five years at around 3700 points are likely to sell once they reach that level again, leading to market fluctuations as they seek to exit their positions [2] Group 2 - The process of these long-term investors selling at 3700 points is just beginning, and it is expected to create volatility in the market [2] - Once these trapped investors sell off their positions, the market may be able to rally again as the selling pressure is alleviated [2]