The global passenger service system (PSS) market, which includes critical systems used by airlines, has seen growth from USD million to USD million from 2017 to 2022, with a CAGR of Percent estimated to reach USD million in 2029. Major companies in the market include KIU System Solutions, Mercator Ltd, and Hexaware Technologies Ltd, among others. The market report provides information on company profiles, main business information, SWOT analysis, price and gross margin, market share, retailing, consumer and retail industry, and market size. The report covers the market size, segment size, competitor landscape, recent status, and development trends as well as strategies for companies to overcome threats posed by COVID-19. The report states that technological innovation and advancement will further optimize the performance of the product, enabling it to acquire a wider range of applications in the downstream market. Applications covered in the report include railway, aviation, and other sectors. Key growth factors, along with the drivers, risks, opportunities, and restraints to growth are analyzed. The report concludes by discussing the impacts of the COVID-19 pandemic and the Russia-Ukraine conflict, including supply chain disruptions, changes in consumer behavior, economic uncertainty, and political instability.