Steps- To create channel in telegram
Open Telegram App on Android
Tap on pencil icon
Choose a new channel on next screen
In channel name you can add your channel Name
Give description of your channel
Click on camera icon
Select a display image for your channel
Click on Tick button
Choose the channel type according to your need private or public channel
Set a permanent link in your channel if it has public so people can reach to your channel
For confirmation click on tick icon
The Telegram app will ask you to choose contacts to add to your Telegram channel. you can skip this step
Click on right pointing arrow to continue and create telegram channel