Core Insights - The A-share market has shown a fluctuating upward trend since 2025, with the pharmaceutical and biotechnology sector performing exceptionally well, dominating the top ten stock fund rankings in the first half of the year [2] - Jin Xiaofei, a representative mid-generation fund manager at Penghua Fund, has achieved remarkable performance with his managed funds, utilizing a unique "dual-line resonance" framework to navigate crowded sectors [2][3] Investment Performance - Jin Xiaofei has been with Penghua Fund since July 2012, accumulating a tenure of 9 years and 174 days, managing assets totaling 5.375 billion yuan, with a best-term return of 239.59% [3] - The Penghua Medical Technology Stock A fund, under Jin's management, has shown significant excess returns, with a total return of 74.19% since its inception on June 2, 2015, and a return of 73.03% this year [5] - The Penghua Innovation Upgrade Mixed A fund has also performed well, with a year-to-date return of 88.72% and a one-year return of 74.60% [15] Investment Strategy - Jin's investment strategy is centered on "fundamental trend investing," integrating a dual-dimensional analysis framework that focuses on both visible driving factors and market sentiment [3][4] - The "bright line" strategy emphasizes significant industry changes, while the "dark line" strategy identifies undervalued opportunities through reverse analysis of market emotions and capital flows [4] - Jin's approach includes a three-dimensional decision-making framework that considers long-term, mid-term, and short-term performance metrics to ensure robust investment logic [14][16] Stock Holdings and Performance - The fund has made strategic purchases in various stocks, including: - 1,126,260 shares of Nuocheng Jianhua, which saw a price increase of 213% during the holding period [7] - 217,760 shares of Dizhe Pharmaceutical, with a price increase of 90.49% [9] - 119,040 shares of Baijishenzhou, which appreciated by 257% [11] - 211,230 shares of Rongchang Bio, with a price increase of 121% [13] - The fund's holdings in stocks like Hailan Pharmaceutical and Zexing Pharmaceutical also demonstrated significant price increases during their respective holding periods [18][20] Market Outlook - Jin Xiaofei anticipates a new investment cycle in the pharmaceutical sector, with institutional holdings recovering from historical lows, and emphasizes the importance of beta opportunities in the current market [5][16] - The need for continuous optimization of risk control systems is highlighted, as the industry faces increasing competition and innovation [25]