Group 1 - Hanwei Technology's stock increased by 5.09% to 55.38 CNY per share, with a trading volume of 1.604 billion CNY and a turnover rate of 10.42%, resulting in a total market capitalization of 18.134 billion CNY [1] - Hanwei Technology, established on September 11, 1998, and listed on October 30, 2009, specializes in the research, production, and sales of gas sensors, gas detection instruments, and monitoring systems, as well as treatment services for organic waste gas and wastewater [1] - The company's main business revenue composition includes: smart instruments 40.56%, integrated smart solutions 26.75%, sensors 15.95%, public utilities 15.28%, and others 1.47% [1] Group 2 - Tongtai Fund's "Tongtai Competitive Advantage Mixed A" (008997) holds 105,600 shares of Hanwei Technology, accounting for 6.17% of the fund's net value, making it the second-largest holding [2] - The fund has achieved a year-to-date return of 49.4%, ranking 896 out of 8246 in its category, and a one-year return of 71.47%, ranking 1495 out of 8054 [2] - The fund manager, Wang Xiu, has been in position for 1 year and 230 days, with the fund's total asset size at 451 million CNY and a best return of 171.87% during the tenure [3]

Core Viewpoint - The article provides a ranking of open-end mutual funds based on their net asset value growth as of August 6, 2025, highlighting the top and bottom performers in the market [2][4][6]. Group 1: Top Performing Funds - The top 10 funds with the highest net value growth include: 1. Zhonghai Charm Yangtze River Delta Mixed Fund (3.1350) 2. Hengyue Smart Technology Mixed C Fund (1.1892) 3. Hengyue Smart Technology Mixed A Fund (1.1996) 4. Minsheng Jianyin Frontier Technology Mixed Fund (1.0201) 5. Tongtai Competitive Advantage Mixed A Fund (1.1032) 6. Tongtai Competitive Advantage Mixed C Fund (1.0802) 7. Furong Fuxin Mixed C Fund (2.1194) 8. Furong Fuxin Mixed A Fund (2.1560) 9. Hongyi Yuanfang Selected Mixed C Fund (1.1215) 10. Hongyi Yuanfang Selected Mixed A Fund (1.1231) [2][4]. Group 2: Bottom Performing Funds - The bottom 10 funds with the lowest net value growth include: 1. Guotai Innovation Medical Mixed Initiation C Fund (1.1799) 2. Guotai Innovation Medical Mixed Initiation A Fund (1.1901) 3. Wanjia Pharmaceutical Quantitative Stock Selection Mixed Initiation C Fund (1.2070) 4. Wanjia Pharmaceutical Quantitative Stock Selection Mixed Initiation A Fund (1.2165) 5. Morgan Stanley Youyue Anhe Mixed C Fund (0.6632) 6. Morgan Stanley Youyue Anhe Mixed A Fund (0.6727) 7. Hongde Medical Innovation Mixed Initiation A Fund (1.0426) 8. Hongde Medical Innovation Mixed Initiation C Fund (1.0274) 9. Guotai Growth Enterprise Board Medical Health ETF (1.2310) 10. Tianhong Medical Innovation A Fund (1.0690) [4][6]. Group 3: Market Overview - The Shanghai Composite Index showed a slight upward trend, with a trading volume of 1.75 trillion, and the number of advancing stocks was 3,357 compared to 1,817 declining stocks [6]. - Leading sectors included shipbuilding and general machinery, both rising over 3%, while the tourism sector experienced declines [6].