Can Shenzhen security guard report over age?

Of course. According to the relevant information disclosed by the inquiry, the security company can report the over-age personnel to the human resources department of the security company, and the relevant departments will investigate and deal with them. According to Article 16 of the Regulations on the Administration of Security Services, citizens of China who have reached the age of 18, are in good health, have good conduct, and have a junior high school education or above may apply for a security guard certificate and engage in security services.