Xin Lang Cai Jing·2025-12-19 01:57Group 1 - Hengtong Optic-Electric Co., Ltd. experienced a stock price increase of 5.31%, reaching 23.80 CNY per share, with a trading volume of 966 million CNY and a turnover rate of 1.70%, resulting in a total market capitalization of 58.708 billion CNY [1] - The company, founded on June 5, 1993, and listed on August 22, 2003, specializes in high-end technology, product research and development, and system integration services in the communication network and energy interconnection sectors, particularly in global submarine cable communication network construction [1] - The revenue composition of Hengtong Optic-Electric includes: smart grid (36.98%), copper conductors (25.02%), industrial and new energy intelligence (11.28%), optical communication (10.94%), marine energy and communication (9.57%), and others (5.33%) [1] Group 2 - Bank of China Securities has a fund that heavily invests in Hengtong Optic-Electric, specifically the BOC Securities CSI 500 ETF Linked A (008258), which held 700 shares as of the third quarter, ranking it as the ninth largest holding [2] - The BOC Securities CSI 500 ETF Linked A (008258) was established on May 14, 2020, with a current size of 250 million CNY, achieving a year-to-date return of 23.07%, ranking 2070 out of 4197 in its category, and a one-year return of 19.9%, ranking 2255 out of 4147 [2] Group 3 - The fund managers of BOC Securities CSI 500 ETF Linked A (008258) are Liu Xianzheng and Zhang Yimin, with Liu having a tenure of 7 years and 326 days and Zhang having a tenure of 5 years and 97 days, both managing a total fund size of 794 million CNY [3] - During Liu's tenure, the best fund return was 118.04%, while the worst was -34.66%, whereas Zhang's best return was 22.12% and the worst was -40.75% [3]