To obtain the security guard certificate, you must pass the training and examination of security training institutions, and the students recruited by security training institutions must be between 18 and 50 years old. It can be seen that the age of security guards is generally 18-50 years old.

Security refers to the maintenance of public order, which is a professional type of work. Its main responsibilities are fire prevention, theft prevention and personal safety in the responsible area. Through the implementation of security personnel's work, ensure the safety, normal working order and public order of the fixed area, and prevent problems before they happen. Security personnel in China must abide by the laws of People's Republic of China (PRC) and other local regulations. Start from me, be strict with myself, have a decent style, set an example, handle affairs fairly, have a high sense of responsibility for work, and do not neglect their duties. Strictly carry out the instructions of the superior leaders, resolutely complete the task and put it in place.