Market Overview - A-shares experienced a sudden drop with over 4,200 stocks declining and 20 hitting the daily limit down [1] - The trading volume ratio between the CSI 2000 and CSI 300 indices has declined, indicating a shift in capital from small-cap stocks to other sectors [1][3] - The banking and power sectors also saw significant declines, suggesting speculative capital may have been concentrated in these traditionally stable sectors [3] Investment Strategies - The "dumbbell strategy" has shifted focus from technology stocks to dividend and small-cap stocks due to changing economic expectations [3] - There is a recurring "end-of-month curse" observed in A-shares, where speculative stocks tend to drop significantly at the end of the month [3][4] Sector Performance - The nuclear energy sector showed strong performance, with stocks like Wangzi New Materials and Rongfa Nuclear Power hitting the daily limit up [11] - BYD's electric vehicle sales in Europe surpassed Tesla for the first time, with a 169% increase in April [13] - The electronic sector faced challenges, particularly with companies like Hengxuan Technology experiencing significant declines due to competitive pressures [12] Economic Indicators - The U.S. reported better-than-expected manufacturing and services PMI for May, indicating a resilient economy despite concerns over debt [6] - Speculation exists that the Trump administration may adopt fiscal policies that could alleviate recession fears [8] Company Developments - DeepSeek's parent company is actively recruiting talent in algorithm research and medical fields, contributing to a temporary boost in the AI medical sector [15] - Seris is set to showcase a humanoid robot demo on June 16, leading to a surge in its stock price [15]