0: Create a new project with 'single view controller'
A: Xcode Settings
1: migrate launch image
B: Info.plist
1: delete two items: LaunchScreen(for launch), Main(main story board)
2: add ats item into your plist. (If you have not support https)
3: add url types white list.
C: AppDelegate.m
1: create your screen and rootviewcontroller.