Market Overview - The market experienced a volatile session with the Shanghai Composite Index down 0.17% and the Shenzhen Component down 0.16%, while the ChiNext Index saw a slight increase of 0.10% [3] - Overall, the three major indices showed a pattern of rising and then falling, with a total trading volume of 11,387 billion, an increase of 146 billion compared to the previous day [3] Sector Performance - The PCB sector was notably strong, with Fangbang Co. hitting a 20% limit up, and Shenghong Technology rising over 11%, indicating continued interest in technology-related stocks [3] - The film and cinema sector also performed well, with companies like Happiness Blue Sea and China Film reaching their daily limits, likely due to positive expectations for the summer box office [3] - The PEEK materials sector saw significant gains, with Zhongxin Fluorine Materials hitting the limit up and Mingyang Technology and Chaojie Shares rising over 14% [3] Risk Factors - The coal and steel sectors faced declines, with Zhengzhou Coal Electricity and Shanxi Coking Coal dropping over 5%, and Liugang Co. falling over 8%, reflecting the impact of recent restrictions on commodity futures [3][4] - The market is showing signs of rapid style switching, where previously popular stocks may face sharp corrections in response to changing news [3][4] Investment Strategy - The market's pullback around the 3600-point level indicates significant selling pressure and divergent capital flows [4] - For long-term investors, the focus should remain on the underlying logic of sectors, particularly those closely tied to the technology supply chain, while exercising caution with cyclical stocks until they stabilize [4]