Shandong Longertek Technology Co.,Ltd. — Investor Relations & Filings

Shandong Longertek Technology Co., Ltd. specializes in the research, development, and manufacturing of electronic control and information systems for rail transit. The company provides integrated solutions including passenger information systems (PIS), public address (PA) systems, and onboard video surveillance (CCTV). Its technical portfolio encompasses power supply equipment, such as regenerative braking energy absorption systems, and train operation monitoring platforms. Longertek focuses on enhancing the safety, efficiency, and communication capabilities of urban rail and railway networks through the integration of specialized hardware and software. The company’s offerings support the modernization of transportation infrastructure by providing critical subsystems for vehicle control and passenger services.