随着社会主义市场经济体制的建立，多种经济成份企业迅速发展。企业用工来自劳务市场。同时因企业管理方式、劳动条件、工资福利等差别。使企业职工流动频繁，尤其是劳动密集型的制鞋、工艺品、玩具等行业。职工每年轮换幅度可达20％～50％，造成工人健康监护工作困难。为了解 With the establishment of the socialist market economic system, a variety of economic components have developed rapidly. Employment of enterprises comes from the labor market. At the same time due to differences in business management methods, labor conditions, wages and benefits. Employees of enterprises are frequently flown, especially labor-intensive footwear, handicrafts, and toys. The annual rotation rate of employees can reach 20% to 50%, which makes workers’ health monitoring difficult. For understanding