Market Overview - The A-share market experienced a collective increase, with the Shanghai Composite Index rising by 0.13%, the Shenzhen Component Index by 0.38%, and the ChiNext Index by 1.27%, while the North Stock 50 fell by 0.16% [1] - The total trading volume in the Shanghai and Shenzhen markets was 20,040 billion yuan, a decrease of 1,481 billion yuan compared to the previous day, marking the first time in 20 trading days that the volume fell below 20,000 billion yuan [1] - Over 2,400 stocks in the market saw an increase [1] Sector Performance - AI hardware showed strong performance, with key sectors such as copper-clad laminates, CPO, and fiberglass leading the gains, while major infrastructure, short dramas, 6G, and tourism sectors were active during the day [1] - The new energy industry chain experienced a collective decline, with gold, PEEK materials, and chemical sectors also retreating [1] ETF Performance - AI computing ETFs saw significant gains, with the Bosera 5G50 ETF, Guotai 50 ETF, and Southern AI ETF rising by 4.58%, 4.52%, and 4.14% respectively [1] - The gaming sector saw a midday surge, with the Puyin Ansheng Gaming Media ETF increasing by 4.05%, currently at a premium/discount rate of 1.92% [1] - The telecommunications sector performed well, with Penghua Telecom ETF, Huatai-PineBridge Telecom 50 ETF, and E Fund Telecom ETF all rising over 3% [1] Declines in Specific Sectors - The new energy sector faced a broad decline, with leading ETFs in photovoltaic and lithium battery sectors falling by 1.97%, 1.92%, and 1.86% respectively [1] - Gold stocks weakened, with the gold stock ETF declining by 1.94% [1]

Strategy Overview - Hengtai Securities has developed an ETF strategy based on industry rotation and thematic investments, referencing previous reports from October 2024[2] - The strategy includes a combination of industry and thematic ETFs to optimize investment performance[2] ETF Holdings and Performance - The total value of the ETFs held is approximately 144.96 billion CNY, with significant allocations in sectors such as communication equipment (73.61%) and gaming (81.29%)[3] - The strategy achieved a cumulative net return of about 2.04% from August 11 to August 15, 2025, underperforming the CSI 300 ETF by 0.64%[3] - Since October 14, 2024, the strategy's cumulative return is approximately 9.26%, with an underperformance of 1.20% relative to the CSI 300 ETF[3] Weekly Recommendations - For the week of August 18 to August 22, 2025, the recommended sectors include communication equipment, precious metals, and gaming[12] - New positions will be added in communication equipment ETF, industrial metals ETF, and innovative pharmaceuticals ETF, while continuing to hold positions in gold stocks, gaming ETF, and satellite ETF[12] Risk Considerations - There is a risk of rapid style shifts within a week, which could impact ETF performance[7] - Some ETFs may experience abnormal increases in discount rates, posing additional risks to investors[7]

Group 1 - The ETF market opened with mixed performance, with the Science and Technology Innovation ETF (300730) leading gains at 15.85% [1] - The A50 ETF by Jiashi increased by 7.98%, while the Telecommunications ETF (159507) rose by 7.49% [1] - Conversely, the S&P Biotechnology ETF (159502) experienced a decline of 1.49%, and the NASDAQ Biotechnology ETF (513290) fell by 1.46% [1] - The Innovation Drug ETF by Guotai also decreased by 1.46% [1]