My son hasn't contacted his family's circle of friends at school for a long time.

You can write sentences that miss your son and send them to your circle of friends.

The circle of friends generally refers to a social function on Tencent WeChat. People like to bask in their own experiences, share their feelings about life, spit out praise, and enjoy the scenery thousands of miles away with friends.

A circle of friends is a "relationship circle" composed of acquaintances and semi-acquaintances. It is an extension of real social communication in the network world and an important channel for individuals to obtain information. In the "circle of friends", there are classmates, family members, relatives and colleagues, and they all form a circle of different sizes.