飞乐音响：核心业务包括智能硬件产品、解决方案和检验检测三大板块

Group 1 - The core business of the company includes three main segments: smart hardware products, solutions, and inspection and testing [1] - The company leverages information technology to enhance the integration of business and finance, as well as to improve financial management information systems [1] - By combining information technology with automated industrial technology, the company promotes innovation and digital transformation, leading to improvements in production efficiency and product quality [1] Group 2 - The company focuses on quality control, production optimization, supply chain management, and personalized customization with flexible production to further enhance operational efficiency [1]