双环传动跌2.01%，成交额3.66亿元，主力资金净流出2213.93万元

Core Viewpoint - The stock of Zhejiang Shuanghuan Transmission Co., Ltd. has experienced fluctuations, with a year-to-date increase of 45.67% but a recent decline of 11.49% over the past five trading days [1] Company Overview - Zhejiang Shuanghuan Transmission Co., Ltd. was established on August 25, 2005, and listed on September 10, 2010. The company specializes in the research, design, and manufacturing of mechanical transmission gears [1] - The company's main business revenue composition includes: passenger car gears (63.11%), intelligent actuators (10.06%), engineering machinery gears (8.39%), reducers and others (8.25%), commercial vehicle gears (7.64%), electric tool gears (1.68%), and motorcycle gears (0.87%) [1] Financial Performance - For the first half of 2025, the company achieved an operating income of 4.229 billion yuan, a year-on-year decrease of 2.16%. However, the net profit attributable to shareholders increased by 22.02% to 577 million yuan [2] - Since its A-share listing, the company has distributed a total of 805 million yuan in dividends, with 357 million yuan distributed in the last three years [3] Shareholder Information - As of June 30, 2025, the number of shareholders for Shuanghuan Transmission was 55,500, a decrease of 8.62% from the previous period. The average circulating shares per person increased by 9.55% to 13,562 shares [2] - The largest circulating shareholder is Hong Kong Central Clearing Limited, holding 152 million shares, an increase of 11.1729 million shares from the previous period [3]