Elon Musk's Investigations: Musk's team has conducted secret visits to various Chinese photovoltaic companies, focusing on equipment, silicon wafers, and battery components, particularly those using heterojunction and perovskite technologies.

Market Reaction: Following the news, Hong Kong-listed photovoltaic stocks saw an increase, with notable gains in companies like XINYI SOLAR, GCL TECH, XINYI GLASS, and GCL NEWENERGY.

Market Performance: The Hang Seng Index (HSI) fell by 580 points (2.1%) to 27,387, with significant declines in other indices, including HSTI and HSCEI, and a market turnover of $301.61 billion.

Active Heavyweights: Major stocks like CCB, Xiaomi, Tencent, and Alibaba experienced notable declines, with short selling ratios indicating increased market activity against these stocks.

Significant Declines: CSPC Pharma, Chinahongqiao, and Zijin Mining saw substantial drops of over 9%, reflecting a broader trend of falling stock prices among HSI and HSCEI constituents.

Gainers and New Highs: New Oriental and Huabao International were among the few gainers, with New Oriental hitting a new high, while several other stocks, including SD Gold and Jiangxi Copper, faced significant losses.

Market Performance: The Hang Seng Index (HSI) fell by 498 points (1.8%) to 27,469, while the Hang Seng Tech Index (HSTI) and the Hang Seng China Enterprises Index (HSCEI) also experienced declines of 1.8% and 2.1%, respectively.

Active Heavyweights: Major stocks like Xiaomi, Alibaba, and Tencent saw significant drops, with Xiaomi down 2.7%, Alibaba down 2.7%, and Tencent down 1.5%, alongside substantial short selling activity.

Notable Declines: CSPC Pharma and Zijin Mining faced sharp declines of 12.5% and 8.6%, respectively, with high short selling ratios indicating bearish market sentiment.

Gainers and New Highs: New Oriental and Huabao International were among the few gainers, with New Oriental up 3.6% and Huabao hitting a new high with a 6.2% increase.

Market Performance: The Hang Seng Index (HSI) rose by 16 points (0.1%) to close at 26,765, while the Hang Seng Tech Index (HSTI) fell by 72 points (1.2%) to 5,725, and the Hang Seng China Enterprises Index (HSCEI) decreased by 13 points (0.1%) to 9,147, with a total market turnover of $261.70 billion.

Active Heavyweights: Notable movements included Xiaomi down 2.8% to $35.22, Alibaba down 2% to $165.2, and Tencent up 0.8% to $599.5, with significant short selling activity across these stocks.

Constituents on the Move: Xinyi Solar dropped 5.85% to $3.38, while China Shenhua and Zijin Mining saw gains of 4.4% and 4.4%, respectively, with Zijin hitting a new high.

Short Selling Trends: Heavy short selling was observed in several stocks, including XPeng and Kuaishou, both down over 4%, while Fangzhou Jianke surged by 33.2%, indicating varied investor sentiment across the market.

Market Overview: The HSI rose by 26 points (0.1%) to 26,775, while the HSTI and HSCEI fell by 75 points (1.3%) to 5,722 and 7 points (0.1%) to 9,153, respectively.

Active Heavyweights Performance: Notable movements included Xiaomi down 2.3%, Ping An up 2.2%, Alibaba down 1.2%, Tencent up 0.9%, and Meituan down 0.9%.

Top Gainers and Losers: Zijin Mining and SHK PPT saw significant gains of 5.0% and 4.8%, respectively, while Tingyi and Baidu experienced declines of 4.6% and 4.0%.

Short Selling Insights: High short selling ratios were observed in several stocks, with notable figures including Kuaishou at 22.46% and Baidu at 34.60%, indicating investor caution.