Features and functionalities:
The App is able to update the alarm message on receiving from backend in 'Alarm' tab.
App able to update the tags real-time data on receiving from backend in 'Product' tab.
App able to shows me information like who am I in 'Me' tab.
App able to configure the backend server IP in server-setting page, which will be shown after click the wheel button on the right top of login page.