Toga Limited released the 4th generation of its communication mobile application Yippi, at the Sheraton Grand Macao Hotel in Macau, China. This version of Yippi includes its first ever AI (Artificial Intelligence) technology. With AI, Yippi has expanded its function and intelligence in areas of communication and community platform. AI technology elevates Yippi and its commercial value by providing users with a more personalized user experience. Yippi has worked closely with app developers to form a one-stop service with a convenient operation and stable compatibility, to hold a place in the market of mobile communication applications. Yippi seized this opportunity, and set out to build a sustainable model by integrating multiple features which were globally popular coupled with a unique community cohesion. In addition to individual and group messaging features, Yippi users enjoy built-in programs featuring flight and hotel booking, online courses, send and receive Yippi Eggs, social circle, album feature, video and voice channels, and many other features, all in one application.