After several games, many game companies call and send messages every day.

This is because you exposed your mobile phone number when using some software.

Personal privacy refers to the secret that citizens are unwilling to disclose or know for others (people outside a certain range) in their personal lives, and this secret has nothing to do with others and social interests. The core of judging whether information belongs to personal privacy lies in whether citizens themselves want others to know and whether information is related to others and social interests.