世嘉科技：目前公司主营业务有移动通信设备和精密箱体系统

Core Viewpoint - Sega Technology (002796) is actively engaged in the mobile communication equipment and precision casing systems sectors, with a focus on RF devices and antennas for outdoor macro base stations, and precision casing systems for various specialized equipment manufacturing [1] Group 1: Main Business Segments - The main business of the company includes mobile communication equipment and precision casing systems [1] - Key products in mobile communication equipment are RF devices such as filters and duplexers, and antennas including macro base station antennas and indoor distributed antennas [1] - The precision casing systems include elevator car systems and other specialized equipment casing systems, applicable in various fields such as elevator manufacturing, renewable energy equipment, medical devices, security inspection equipment, energy-saving equipment, semiconductor equipment, and communication equipment [1] Group 2: Major Clients - Major clients for mobile communication equipment include telecom industry downstream integrators such as ZTE, Ericsson, Datang Mobile, and Japan Electric Power [1] - Key customers for precision casing systems consist of high-quality domestic and international clients like Schindler, KONE, Thermo Fisher Scientific, Anritsu, Asteelflash Energy, and Zhongwei Company [1]