The global Passenger Service System (PSS) market is growing at a CAGR of percent and is estimated to reach USD million by 2029. The market is highly competitive and includes major players such as KIU System Solutions, Travelport Worldwide Ltd., and Sabre Corp. The report focuses on the market size, segment size, competitor landscape, recent status, and development trends. Applications covered in the report are aviation, railway, and other transportation. The report provides strategies for companies to overcome threats posed by COVID-19 and analyzes the impact of technological innovation, customer preference, market dynamics, regional conflicts, and carbon neutrality on the market. The report outlines the research objectives, target market, research methodology, data collection, data analysis, conclusions, and recommendations. The major challenges faced by the key competitors of the PSS market include supply chain disruptions, changes in consumer behavior, economic uncertainty, and political instability. The report answers key questions related to the significant RandD factors, investment opportunities, market development, revenue projections, and potential risks associated with trend analysis.