振华科技：公司从事的主要业务为新型电子元器件和现代服务业

Core Viewpoint - The company, Zhenhua Technology, primarily engages in the business of new electronic components and modern services, with a focus on innovative electronic components as its core business [1] Group 1: Business Overview - The core business includes four main categories: basic components, electronic functional materials, mixed integrated circuits, and application development [1] - Detailed product information can be found in the company's "2025 Semi-Annual Report" [1]