Core Insights - The report indicates that as of October 27, 2025, there is only one institutional investor holding shares in Yinghantong (688080.SH), with a total holding of 827,200 shares, representing 1.12% of the company's total equity [1] - The institutional holding percentage has decreased by 5.02 percentage points compared to the previous quarter [1] Institutional Holdings - The sole institutional investor is Changzhou DFJ Clean Technology Venture Capital Center (Limited Partnership) [1] - The total institutional holding ratio is now at 1.12% [1] Public Fund Participation - A total of 85 public funds were disclosed this quarter, including notable funds such as E Fund Value Growth Mixed, Southern Sci-Tech Innovation Board 3-Year Fixed Mixed, and Huashang Leading Enterprises Mixed [1] Social Security Fund Involvement - There is one newly disclosed social security fund this quarter, which is the National Social Security Fund 502 Portfolio [1]

Group 1: Fund Overview - Chunhou Xinrui A (Fund Code: 008186) is a mixed fund under Chunhou Fund, established on February 12, 2020, with a total management scale of 2.398 billion [1] - The fund is managed by Xue Lili and Chen Wen, focusing on in-depth research of corporate fundamentals to identify companies with long-term growth potential and valuation advantages [1] - As of April 18, 2025, the fund achieved a one-year return of 11.59%, outperforming the benchmark growth rate of 10.11% and the CSI Mixed Fund Index return of 4.84% [1] Group 2: Long-term Performance - Over the past five years, the fund's return reached 103.72%, significantly exceeding the performance benchmark of 4.00% and the CSI Mixed Fund Index return of 7.85% [1] - The fund ranks in the top 5 among similar mixed funds in terms of long-term returns as of April 18, 2025 [1] Group 3: Risk Management - The maximum drawdown of the fund over the past three years was 29.80%, which is better than the average level of similar mixed funds [1] - The maximum drawdown recovery period was 246 days, ranking in the top 15 among similar mixed funds [1] Group 4: Fund Size and Shareholder Structure - As of December 31, 2024, the fund's size reached 946 million [1] - The latest announcement shows that the fund's share count was 468 million as of December 31, 2024 [1] - According to the 2024 annual report, the institutional shareholder ratio of the fund reached 39.60% [1] Group 5: Company Research - On April 14, 2025, Chunhou Fund conducted research on the listed company Xigao Institute [2] - The research included an overview of the company's 2024 annual and 2025 Q1 operational status, core technologies, market expansion, business development, and market capitalization management [3] Group 6: R&D Investment and Achievements - Xigao Institute increased its R&D investment to 84.7979 million in 2024 and 20.9005 million in Q1 2025, focusing on low-energy and low-emission technology [3] - The company achieved three national-level technological achievements in 2024, with two reaching international leading levels and one at an international advanced level [3] Group 7: Future Development and Acquisitions - Xigao Institute aims to enhance its core competitiveness through external acquisitions, focusing on companies with strong professional capabilities and technological advantages [3] - The company plans to build a comprehensive service platform covering the entire power transmission and transformation equipment industry chain [3] Group 8: International Business Expansion - In 2024, Xigao Institute made significant breakthroughs in overseas business, participating in international power exhibitions and establishing recognition in the Middle East [3] - The company became the only recognized laboratory by Saudi Electricity Company and received direct recognition from Dubai Electricity and Water Authority for high-voltage GIS test reports [3] Group 9: New Energy Testing Business - Xigao Institute established a new energy testing center and achieved domestic leadership in testing capabilities for new energy [3] - The company aims to support the healthy development of the new energy industry and address challenges in grid operation optimization and safety [3]

Group 1 - StarNet RuiJie (002396.SZ) released its 2024 annual report on April 3, 2025, indicating that 197 institutional investors disclosed holdings of 244 million A-shares, accounting for 41.47% of the total share capital [1] - The top ten institutional investors include Fujian Electronic Information Group, Hong Kong Central Clearing Limited, Central Huijin Asset Management, and several others, with a combined holding ratio of 38.29%, which decreased by 0.71 percentage points compared to the previous quarter [1] Group 2 - In the public fund sector, five public funds reported a decrease in holdings compared to the previous quarter, with a reduction ratio of 0.46% [2] - A total of 188 new public funds were disclosed this period, including several notable funds such as the招商量化精选股票发起式A and 华夏中证5G通信主题ETF [2] - One foreign fund, Hong Kong Central Clearing Limited, increased its holdings by 2.00% compared to the previous period [2]