Cruise ships for carrying passengers engaged in travel, sightseeing, browsing activities of the ship, set sightseeing, entertainment and service in one, known for high-end, luxury. In recent years, green environmental protection has been advocated, and direct-current push-boat models have been put into use. Its air conditioning system requires high comfort, high reliability, zone control, intelligent control. According to the characteristics of the ship, Hujiang company specially customized solutions.