Daily symptoms can report into database, with time-spatial information. Statistic methods (e.g., CUSUM) were built in server (Fig. 1) . The real-time data, with cloud-computing, can be calculated online. Also the system can gain a better feedback and sharing timely information among decision makers, health workers and citizens. User-interface (UI) of system, including main home page with Map-API, reporting entrance and latest news, was user-friendly.