While you switch on your device and log into Google Accounts your contacts will synced
automatically therefore always remember to add your Google account to your phone or tablet.
Any pre-existing contacts from that email account are synced with your android device.
Later that, all your contacts automatically remains in sync, whether you do variations on your iphone, from another device, or from any browser. The contact info on your apple device is also available in Gmail, Messenger, Google Talk, Phone, and many other apps where it's beneficial. The contacts are synced automatically over all the places where you need them as you add them from various sources.
Ever since contacts are automatically synced, if you remove any Google contact from your device, that particular contact will also be removed from Google Contacts, which will also delete it from other places like Google Chat.
How to import Android contacts to Gmail account
There is no need to import android contact as they are automatically synced to your Gmail
account. You can easily view any contacts you’ve generated on your phone/tablet in your Gmail
by using these steps:
1. Click Gmail button on the left corner of your Gmail page, then select contacts at your web version of Gmail.
2. Select “My contacts” on the left side of the Gmail page.