FHEC(SH:688362) Xin Lang Cai Jing·2025-09-12 06:29Group 1 - The core viewpoint of the news is that Yongxi Electronics has seen a significant increase in stock price, with a rise of 5.08% to 34.96 CNY per share, and a total market capitalization of 14.32 billion CNY [1] - Yongxi Electronics, established on November 13, 2017, specializes in integrated circuit packaging and testing, with its main revenue sources being system-level packaging products (41.16%), flat no-lead packaging products (37.79%), high-density fine-pitch bump flip-chip products (14.67%), wafer-level testing products (4.24%), and other products [1] Group 2 - From the perspective of fund holdings, Guotai Fund has a significant position in Yongxi Electronics, with its Guotai Core Value Two-Year Holding Period Stock A fund holding 415,400 shares, accounting for 3.54% of the fund's net value, making it the eighth largest holding [2] - The Guotai Core Value Two-Year Holding Period Stock A fund has achieved a return of 22.91% this year, ranking 2200 out of 4222 in its category, and a return of 47.75% over the past year, ranking 2131 out of 3800 [2]