Group 1 - Chengyitong Control Technology Group Co., Ltd. was established in 2003 and successfully listed on the Shenzhen Stock Exchange in 2015, specializing in intelligent manufacturing system solutions for the biopharmaceutical industry and rehabilitation medical equipment manufacturing [1] - The company has experienced a decline in stock price, with a cumulative drop of -7.15% over four consecutive trading days as of August 21 [1] - In the second quarter of this year, GF Fund's GF Jufeng Mixed A Fund increased its holdings in Chengyitong, achieving a year-to-date return of 22.52%, ranking 1819 out of 4492 in its category [1] Group 2 - The manager of GF Jufeng Mixed A Fund is Su Wenjie, who has a background in industry research and has been with GF Fund since 2015 [3][4] - Su Wenjie has managed various funds, including GF Resource Selection Stock Fund and GF Carbon Neutral Theme Mixed Fund, and has been appointed to manage multiple funds in the coming years [4] - GF Fund Management Co., Ltd. was established in August 2003, with major shareholders including GF Securities Co., Ltd. holding 54.53% [4]

Core Viewpoint - Jiarun Technology's stock has hit the limit down, declining 25.68% year-to-date, indicating significant market challenges for the company [1] Company Overview - Jiarun Technology Co., Ltd. was founded in 1994 and was listed on the ChiNext board in January 2022, with stock code 301117 [1] Shareholder Information - Two funds under GF Fund Management have entered Jiarun Technology's top ten shareholders, with a holding ratio of 1.05% as of Q1 this year [1] - The two funds are GF Jufeng Mixed A and GF Advantage Growth Stock A, both of which are new entrants this year [1] Fund Performance - GF Jufeng Mixed A has a year-to-date return of -1.09%, ranking 2511 out of 4143 in its category [1] - GF Advantage Growth Stock A has a year-to-date return of 2.42%, ranking 342 out of 894 in its category [1][3] Fund Manager Background - The fund manager for both GF Jufeng Mixed A and GF Advantage Growth Stock A is Su Wenjie, who has a background in industry research and has been with GF Fund Management since October 25, 2024 [4][5] - Su Wenjie has previously worked at Tianxiang Investment Consulting and Bank of China International Securities [4] Fund Management Company - GF Fund Management Co., Ltd. was established in August 2003, with major shareholders including GF Securities Co., Ltd. holding 54.53% [6]

Group 1 - Sanbo Brain Science (301293.SZ) released its 2024 annual report on April 18, 2025, with 69 institutional investors holding a total of 54.79 million A-shares, accounting for 26.60% of the total share capital [1] - The top ten institutional investors include TBP 3Doctors (HK) Limited, various products from Taikang Life Insurance Co., Ltd., and others, with a combined holding ratio of 25.80%, which decreased by 5.34 percentage points compared to the previous quarter [1] Group 2 - In the public fund sector, 61 new public funds were disclosed this period, including Southern CSI 1000 ETF and others, while one public fund, Dongcai Yuanjian Growth Mixed Initiation A, was no longer disclosed [2] - In the insurance capital sector, two insurance funds reduced their holdings compared to the previous quarter, while one new insurance investor was disclosed, namely Taikang Life Insurance Co., Ltd. - Dividend - Personal Dividend - 019L-FH002 [2]