Kangdong University electronic attendance (for professors) app.Students, please use the Kangdong University electronic attendance (for students) app.★ Koreas first Bluetooth (beacon) based indoor location certification attendance check solution (patented technology)As a new paradigm in 2012, we launched U-Check, a location-based smart electronic attendance system, for the first time in Korea, and has continuously developed it. In September 2016, we launched the new U-Check Plus with additional user requirements and new technologies.The app was implemented as a Native APP to minimize the performance and system load, and a multi-language version was applied for all of the student apps, professor apps, and web-based attendance management system.In addition, the push service has been added to the announcement and notification services.