Summary: After the reform and opening-up, high-income white-collar workers in foreign companies are the earliest white-collar workers in China, and the present "traditional white-collar workers" can basically be regarded as their continuation. Blue-collar workers are people engaged in manual and technical labor, that is, people with certain skills. In terms of income, blue-collar workers are not necessarily lower than white-collar workers. Sharp Blue's income is actually higher than that of ordinary white-collar workers.

Public works:

Work is a Chinese word with two parts of speech: verb and noun. As a verb, it means operation, action, operation, operation and so on. As a noun, it means engineering, production, commerce, tasks, occupations, people engaged in various crafts, etc. The concept of work is labor production, which mainly refers to labor. A person's job is his role in society. In socialist countries, work is the role orientation of every worker in social division of labor, which embodies social value and self-value.