
Market Overview - A-shares experienced a collective pullback with the Shanghai Composite Index down 0.46%, Shenzhen Component down 0.87%, and ChiNext Index down 1.08% on August 14, 2025 [1] - The trading volume in the Shanghai and Shenzhen markets exceeded 2 trillion yuan for two consecutive days, reaching 22,792 billion yuan today [1] ETF Performance - The S&P Biotechnology ETF (159502) led the gains with an increase of 2.70%, followed by the NASDAQ Biotechnology ETF (513290) at 2.45% [2] - Semiconductor-related ETFs also performed well, with notable increases in Chip ETF (159995) at 1.76%, Semiconductor Leader ETF (159665) at 1.71%, and others [2] Semiconductor Industry Insights - Aijian Securities posits that the current semiconductor boom driven by AI is unprecedented, likening it to an industrial revolution rather than a typical supply-demand cycle [3] - The gap between downstream market demand and actual supply chain capacity is expected to widen despite explosive growth from 2023 to 2025 [3] - Future developments in the semiconductor industry will focus on density enhancement, advanced packaging, and system-level optimization [3] Declining Sectors - The aerospace sector saw significant pullbacks, with the Aerospace ETF (159267) down 2.79% and the Aerospace and Aviation ETF (159208) down 2.51% [4][5] - The low Earth orbit satellite network's rapid development is hindered by insufficient rocket capacity for commercial launches, highlighting a critical bottleneck [5] ETF Issuance - The Chuangye Board 50 ETF (159298) is set to begin fundraising tomorrow, closely tracking the Chuangye Board 50 Index, which includes high liquidity leading companies in strategic emerging industries [8] - The index is known for its high elasticity, typically outperforming in bull markets but exhibiting significant volatility [8]