白宫、美联储，重磅！铜，暴跌！10倍大牛股，停牌核查！

Economic Policy - The July 30 meeting emphasized the need for continuous macroeconomic policy support and timely enhancements, focusing on more proactive fiscal policies and moderately loose monetary policies to fully unleash policy effects [1][8] - The meeting highlighted the importance of cultivating new growth points in service consumption and expanding consumer demand while ensuring the improvement of people's livelihoods [1][9] Market Dynamics - On July 30, the Hang Seng Index fell by 1.36%, while the Hang Seng Tech Index dropped by 2.72%. Southbound funds recorded a net purchase exceeding 10 billion HKD [4] - China Chang'an Automobile Group reported a total revenue of 146.9 billion CNY for the first half of the year, with a target of 300,000 vehicles for the year, including 1 million in new energy vehicle sales [4] Industry Developments - The National AI Open Source Platform "Huanxin Community" was officially launched, with ZTE contributing 11 core technology achievements, including six self-developed large models [5] - The China Coking Industry Association called for a price increase in the coking market, with specific price adjustments for various types of coke effective from July 31 [5] Stock Market Movements - On July 30, polysilicon futures reached a limit-up price of 54,770 CNY/ton, marking a 9% increase [7] - The stock of Upwind New Materials experienced significant volatility, with a closing price of 92.07 CNY/share, up 9.37%, and a total market value of 37.1 billion CNY [7] Corporate Announcements - Nanjing Hongtai Sun Co., Ltd. announced a price increase for its 42% paraquat mother liquor to 15,000 CNY/ton due to fluctuating raw material prices and high demand [6] - Li Auto's stock saw a decrease in shareholding by BlackRock from 5.01% to 4.61% as of July 24 [4]