The police is a police organ and its police personnel set up according to the will and determined standards of the state and the ruling class.

Generally speaking, it refers to national public officials who exercise police power and perform police duties in police organs according to the armed nature of safeguarding national security and social order.

2. Doctor

Doctor, a person who studies medical science and technology and saves lives by treating diseases, generally refers to a clinician. Have the responsibility of truthfully telling patients about their illness, reasonable examination, reasonable prescription, correct diagnosis and active treatment.

3. Nurse

Nurses must carry out corresponding nursing projects in accordance with the relevant legal standards of the Health and Health Commission and nursing industry norms, observe the patient's weight, understand the patient's condition, cooperate with doctors, handle medical disputes in time, and prevent medical accidents.

And be responsible for the daily life, daily activities, medication and safety of patients from the aspects of physiology, psychology, social culture and spirit.

4. Shop assistant

Shop assistant, a person engaged in the sale of goods and services in the business premises. From the marketing point of view, all people who meet customers directly and provide sales services to customers can be called salespeople.

5. programmer

Programmers (English programmers) are professionals engaged in program development and program maintenance. Programmers are generally divided into programmers and programmers, but the boundary between them is not clear, especially in China.

Software practitioners are divided into six categories: junior programmers, intermediate programmers, senior programmers (now software designers), system analysts, system architects and test engineers.

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