Group 1 - The core viewpoint of the news is that Shenzhen Technology Co., Ltd. (深科技) has seen a stock price increase of 5.34%, reaching 21.88 CNY per share, with a trading volume of 1.578 billion CNY and a turnover rate of 4.74%, resulting in a total market capitalization of 34.292 billion CNY [1] - Shenzhen Technology Co., Ltd. was established on July 4, 1985, and listed on February 2, 1994. The company's main business includes the research and production of hard disk heads, advanced manufacturing of electronic products, metering systems, payment terminal products, digital home products, and LED technology [1] - The revenue composition of Shenzhen Technology Co., Ltd. is as follows: high-end manufacturing accounts for 50.52%, storage semiconductor business 27.13%, metering smart terminals 21.70%, and other supplementary sources 0.66% [1] Group 2 - From the perspective of fund holdings, one fund under Industrial Bank, the Industrial Bank CSI 500 Index Enhanced A (兴业中证500指数增强A), has a significant position in Shenzhen Technology Co., Ltd., holding 154,000 shares, which represents 1.17% of the fund's net value, ranking as the eighth largest holding [2] - The Industrial Bank CSI 500 Index Enhanced A fund was established on June 7, 2022, with a current scale of 65.6096 million CNY. Year-to-date, it has achieved a return of 26.74%, ranking 1746 out of 4222 in its category, and a one-year return of 55.38%, ranking 1735 out of 3800 [2]

Group 1 - Guangwei Composites (300699.SZ) released its 2024 annual report on April 1, 2025, showing that as of March 31, 2025, 537 institutional investors disclosed holding A-shares, totaling 474 million shares, which accounts for 57.07% of the total share capital [1] - The top ten institutional investors include Weihe Guangwei Group, Industrial and Commercial Bank of China - E Fund ChiNext ETF, Hong Kong Central Clearing Limited, and others, with a combined holding ratio of 45.72%, a decrease of 2.84 percentage points compared to the previous quarter [1] Group 2 - In the public fund sector, nine public funds increased their holdings, including National Defense ETF and E Fund ChiNext ETF, with a slight increase in the holding ratio [2] - Conversely, 46 public funds reduced their holdings, with a decrease ratio of 3.79%, including funds like Fortune Long-term Growth Mixed A and Southern CSI 500 ETF [2] - A total of 477 new public funds were disclosed this period, including Guotai CSI Military Industry ETF and Huatai-PB Flexible Mixed A [2] Group 3 - One new social security fund disclosed holding Guangwei Composites, specifically the National Social Security Fund 118 Portfolio [3] Group 4 - One new foreign institution disclosed holdings this period, namely Hong Kong Central Clearing Limited [4]