Adding contacts through a bot for Telegram
From Planfix
The basic Planfix bot for Telegram can create Planfix contacts from contacts you send it in the Telegram chat it's linked to. To create a Planfix contact, you simply need to send the bot the contact from the address book of your device (usually a smartphone) using the Share function in the chat:
In the event that contact already exists with this email address or phone number, the bot will let you know and send you a link to the existing contact.