大东南：上半年实现营业收入6.37亿元，同比减少1.46%

Core Insights - Zhejiang Dazhongnan Co., Ltd. reported a revenue of 637 million yuan for the first half of 2025, representing a year-on-year decrease of 1.46% [1] - The BOPP capacitor film products generated revenue of 215 million yuan, accounting for 33.84% of total revenue, continuing to be one of the company's core product segments [1] - The gross margin for capacitor films improved by 2.20 percentage points year-on-year, reaching 37.26%, indicating significant results in product structure optimization and cost control [1] - The company is actively expanding the application of capacitor films in emerging fields such as new energy and special electrical equipment [1] - The subsidiary Ningbo Wanxiang Capacitor Testing Center has officially commenced operations and is receiving orders, with plans for further production scale expansion in the future [1]