This application is completely secure for downloading. SAN created the app that lies within the Educational category. 國語衝衝衝 is not recommended for people under the age of 14, it was rated 3.9 on Google Play.
The tool was downloaded and installed by over 10K users and its most recent stable release was on Nov 22, 2016. There are advertisements in this application. Get the installer of 國語衝衝衝 1.2 that is available for free and read users' reviews on Droid Informer. The app is developed for Android 2.3 and higher.