A股集体低开，港股科技股普跌，小鹏跌5%，中芯国际跌超4%

Market Overview - A-shares opened lower on March 30, with all four major indices dropping over 1%, and more than 4,500 stocks declining in the market [1] - The Hong Kong Hang Seng Index opened down 1.68%, and the Hang Seng Tech Index fell by 2.78%, although the decline slightly narrowed by the time of reporting [3] Sector Performance - The aluminum sector saw a collective rise, with companies like Tianshan Aluminum and Minfa Aluminum hitting the daily limit up, driven by news of attacks on large aluminum plants in Bahrain and the UAE by Iran, which could impact global aluminum supply [3] - LME aluminum prices increased by 5% following the attacks, indicating potential market volatility [3] - Oil and gas stocks performed well, with companies such as China Petroleum and CNOOC rising over 2%, supported by the continued increase in oil prices, with both WTI and Brent crude exceeding $100 per barrel [5] Innovation and Pharmaceuticals - The innovative drug sector was active, with companies like Meinohua achieving significant stock gains, and a notable collaboration between Eli Lilly and Insilico Medicine valued at $27.5 billion for the exclusive rights to a GLP-1 diabetes drug [6] - Insilico's stock saw a peak increase of 14.95% before settling at a 6% gain by the time of reporting [6] Company Earnings and Dividends - Several listed companies reported earnings forecasts exceeding 100% growth, with the highest forecast showing a 32-fold increase [7] - Despite a collective profit decline among the "three oil giants," they still announced a substantial dividend payout of 160 billion yuan [7]