盛洋科技：股东国交北斗减持公司股份约167万股，减持计划实施完毕

Group 1 - The core point of the article is that Shengyang Technology announced a share reduction by a major shareholder, Guojiao Beidou, which has implications for the company's stock performance and investor sentiment [1] - Guojiao Beidou reduced its holdings by approximately 1.67 million shares, accounting for 0.403222% of the total share capital, between August 21 and September 8, 2025 [1] - As of the report, Shengyang Technology has a market capitalization of 4.1 billion yuan [1] Group 2 - In the fiscal year 2024, Shengyang Technology's revenue composition is as follows: 52.71% from RF cables and communication-related products, 40.11% from other electronic equipment manufacturing, 5.54% from 5G communication base station services, 1.19% from other businesses, and 0.44% from maritime broadband satellite communication terminals [1]