How to use： You need to download「LINE」application to your computer or smart phone.(you can search the「LINE」application on the Internet, google play or apple store)2. Register the「LINE」application account and add 「kinmen119」into your friends list, then you can contact with us.3. This report system we only suggest used for Deaf and Mute people or tourists under emergency conditions. If you are common people, please call 119.