This paper chooses "Migrant workers dun for default laborage"as research objects in aim of finding out media effects on public opinion and policy making in China.

The paper analyses the status of clearing up city peasant workers salary in Shanghai construction enterprise coming from Jiangsu and yangtze river delta, points out the reasons of back salary by construction enterprise in Shanghai and demanding payments by city peasant workers, and puts forward some suggestions to solve these problems.

Analysis of present situation of peasant workers' safety production in construction industry;

Working status of peasant workers in building industry;

On the "Imperfect Leisure" of Peasant Workers and its Bad Responses-A Survey from Changsha;

Rupture and Remedy:the medical security for the migrant worker;

The causes of the problems about migrant workers and the solutions to the problems——my viewpoints of the problems concerning migrant workers;

Cross-sectional study on migrant workers medical insurance conditions in Chongqing;

The present situation of occupational safety in China is seriously concerned about by the whole society especially for the casualty in peasant workers, because behind those casualty data there conceals the awareness of occupational safety, the concept of occupational safety and health among working population and legislation problems in occupational safety and health.