Group 1 - The core point of the article is that Dingxin Communication (SH 603421) held its 14th meeting of the 5th Board of Directors on October 27, 2025, to review various proposals, including adjustments to the Audit Committee members [1] - For the fiscal year 2024, Dingxin Communication's revenue composition is as follows: Power electronics account for 77.21%, Fire electronics for 15.81%, Other businesses for 4.54%, and Labor services for 2.44% [1] - As of the report date, Dingxin Communication has a market capitalization of 4.9 billion yuan [1]

Group 1 - The core point of the article is that Dingxin Communications (SH 603421) held its 13th meeting of the fifth board of directors on August 25, 2025, to review proposals including amendments to corporate governance systems [1] - For the fiscal year 2024, Dingxin Communications reported that its revenue composition is as follows: Power electronics accounted for 77.21%, fire electronics for 15.81%, other businesses for 4.54%, and labor services for 2.44% [1]