拔估值见顶？——A股一周走势研判及事件提醒

Group 1 - The current A-share market is experiencing increased volatility, with significant fluctuations occurring within short time frames [1] - Historical analysis shows that the average gain during "valuation expansion" phases since 2005 is 21.9%, lasting an average of 53 trading days [1] - Factors leading to the end of valuation expansion include policy tightening, external negative shocks, and excessive valuation and sentiment [1] Group 2 - The recent "Big Beautiful Bill" signed by the US government aims to boost AI subsidies and promote domestic chip manufacturing, with a projected economic growth impact of 0%-0.6% by 2026 [8] - The bill's long-term effects may lead to a decrease in economic growth rates after 2028 [8] Group 3 - The Chinese government is focusing on stabilizing the real estate market by promoting the construction of safe, comfortable, and green housing [16] - Recent data indicates that the maximum electricity load in China reached a historical high of 1.465 billion kilowatts on July 4, 2025, driven by extreme heat [11] Group 4 - The semiconductor industry in Shenzhen is being promoted through ten measures aimed at high-quality development [15] - The aviation sector is seeing regulatory changes with the establishment of a leadership group to develop general aviation and low-altitude economy [12] Group 5 - The food delivery market is witnessing intense competition, with Meituan reporting over 1.2 billion orders in a single day [5][34] - The e-commerce platform Taobao is launching a significant subsidy campaign, aiming for a substantial increase in order volume [34] Group 6 - The latest industry trends indicate that the textile, light manufacturing, and media sectors are in a recession phase, while the computer, communication, and defense industries are expanding [27] - The pharmaceutical and food and beverage sectors are expected to see an increase in their economic outlook, while the construction materials and steel industries may experience a decline [28]