7/21财经夜宵：得知基金净值排名及选基策略，赶紧告知大家

Group 1 - The article provides an overview of the performance of various funds, highlighting the top and bottom performers based on net asset value updates as of July 21, 2025 [3][4]. - The top 10 funds with the highest net value growth include several ETFs focused on construction materials, indicating a strong performance in this sector [3]. - The bottom 10 funds, such as the Morgan Stanley Hong Kong-Shanghai Select Mixed Fund C, show a decline in net value, suggesting challenges in their respective strategies [4]. Group 2 - The Shanghai Composite Index experienced a rebound, with a trading volume of 1.72 trillion, and a significant number of stocks advancing compared to those declining [6]. - The construction materials and engineering machinery sectors led the market with gains exceeding 4%, reflecting positive sentiment in these industries [6]. - The fund with the fastest net value growth is the Fortune China Securities All Index Construction Materials ETF, which aligns with the strong performance of the construction materials sector [6]. Group 3 - The top holdings of the leading construction materials fund include companies like Conch Cement and North New Materials, which have shown significant price increases [7]. - The fund's style is categorized as passive index tracking, specifically following the China Securities All Index Construction Materials Index, indicating a focus on the construction materials industry [7]. - In contrast, the pharmaceutical sector funds, such as the Morgan Stanley Hong Kong-Shanghai Select Mixed Fund, have underperformed, with significant declines in key holdings like BeiGene and Zai Lab [7].